Accelerator pedal position sensor 2. Replacement requires an experienced technician.

One of the best and most reliable ways to fix DTC P0121 is to replace a bad throttle position sensor. EFFECT: The engine will only idle. Check for short circuit to ground in the signal wire. With your car idling in Park, use an OBD2 scan tool to view the voltage output data from the two TP sensors. The parts and labor required for this service are The automotive trouble code P2138 throttle/pedal position sensor/switch D/E voltage correlation refers to a problem related to the throttle's ability to open and close properly. CASE 2: The multimeter indicated an open-circuit or a short-circuit between terminals D and F. to/ia/1AFAC00027This video shows you how to install an accelerator pedal & positi The accelerator pedal position (APP) sensor installed in your Toyota Camry relays the pressure applied to your gas pedal to your vehicle's computer, which helps manage your fuel and air intake systems via the throttle body. 5L L4 > Interior > Accelerator Pedal Position GM GENUINE 13237352 Includes Sensor Info . Accelerator position sensor number 1 and number 2 are reading different values. When the Accelerator Pedal Position (APP) Sensor 2 goes bad, you're gonna' see the following symptoms: Check engine light (CEL) will be lit on your instrument cluster. Have a look at the Pedal Position Sensor assembly, not the Throttle Body. 59 posts · Joined 2013. 79) ^ GM Genuine Parts 15183948 Accelerator Pedal with Module and Position Sensor. This code sets when the output voltage reaches higher than 4. That the Accelerator Pedal Assembly is made up of 3 individual position sensors. I was only able to find one one thread here where somebody had the same issue but there was no follow-up on resolution. Jul 31, 2014 · This has been a problem for the past several months. Your Nissan’s Accelerator Pedal Sensor transmits electrical signals to your engine’s Jun 26, 2015 · ACDelco GM Original Equipment Accelerator Pedal is a GM recommended replacement component for one or more of the following vehicle systems: ignition, and/or engine fuel management. More advanced forms of the sensor are also used. There are 2 pedal position signals in the sensor, APP and APP2, which have a The Accelerator Pedal Sensor Assembly (#78110-0R022), a critical component in Toyota's Accelerator Link system, plays a pivotal role in ensuring smooth vehicle operation. HALL sensor- Contactless type APPS units with either analogue or PWM output signals monitored by the ECM. GM GENUINE 22706224. When you press down on the gas pedal, your engine should respond directly and instantly. 2L L4 > Interior > Accelerator Pedal Position Sensor. The pedal position sensor is a sensor found on the gas pedal. Easy to swap and fixed my problems. Step 2: Install the sensor mounting screws by hand one at a time. 1. May 26, 2022 · How to Diagnose P2135 Causes. Step 3: Check the Sensor and Connector Check for any corrosion or debris on the sensor or its connectors. These signals are then sent to the engine control unit, influencing Jul 6, 2020 · I removed the trottle body and cleaned it also tried the APP senor reset procedure. More Buying Choices. The dual or triple APPS units are required to ensure a more accurate and safer throttle operation. i cannot clear the code either with vag com. 4 second. w/ Accelerator Pedal. StandardDelivery by July 19. If your APP sensor fails, it may send false data and lead to an incorrect fuel mixture. The accelerator pedal sensor transmits the position of the accelerator pedal to the engine control unit. Typical symptoms of a bad or failing TPS include: poor acceleration, poor CHEVROLET > 2007 > COBALT > 2. Next, any unusual changes in your acceleration could be linked to this sensor. Sep 1, 2022 · The APP sensor is an important part of the electronic throttle control (ETC) system, which opens and closes the throttle valve as needed. But one wrinkle is that the two (or three) sensors will put out slightly different signals; it’s that way on every vehicle – some vehicles will have a “mirrored” signal from sensor to sensor and others will have a lower voltage signal on one sensor and higher voltage Accelerator Pedal Position Sensor: Include vehicles sold in: Hide . This signal is then transmitted to the engine control module, which determines the appropriate throttle opening based on the input. The Accelerator Pedal Assembly contains 2 Accelerator Pedal Position (APP) sensors. The APP sensors provide a signal voltage that changes relative to the pedal position. $138. Duralast Accelerator Pedal Sensor SU14575. 0 volt reference circuits. Communicates between your gas pedal and the throttle. The dealer replaced the throttle body and throttle position sensor, the powertrain control module, and the gas pedal assembly and sensor. Step 1: Install the new sensor. NONE of these repairs fixed the problem. The accelerator pedal position (APP) sensor tracks the position of the accelerator pedal and sends that data back to the engine control unit (ECU). There are 2 sensors in the accelerator pedal, both measure the same except that they are working in opposite directions. 0 hour. Jun 10, 2024 · With our guide on the important accelerator pedal position sensor symptoms, you can identify problems with your car and repair them immediately. Lack of power when accelerating the engine. Nov 8, 2012 · You can read the voltage reading returned to the ECM. Step 3: Reinstall the connector the same way you removed it. FMI: 4/4. Often I stop ata red light & when I stepon the accelerator the engine doesn't rev normally. These sensors consist of a combination of two or more sensors, while the electronic control unit (ECU) uses an algorithm to validate the integrity of the signals. Replacement requires an experienced technician. There are 2 pedal position signals in the sensor. Based on this information, the load requested by the driver can be implemented immediately. Where are these sensors located? The accelerator pedal sensor is part of the accelerator pedal. P2122: Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage. My car has stopped to respond to the gas pedal a few times. Select store for pickup availability. “TP Sensor 2”. com. 2L L6 > Interior > Accelerator Pedal Position Sensor. Both signals, APP and APP2, have a positive slope (increasing angle, increasing voltage), but are offset Dec 27, 2023 · The acceleration pedal position sensor is an important component in modern vehicles, which sends information about its position to the ECM when the driver presses the accelerator pedal so that the ECM can control the throttle body according to the position of the accelerator pedal, thereby achieving successful acceleration. The APP sensors are mounted to the accelerator pedal assembly and are not serviceable. Mar 2, 2012 · MAZDA > 2012 > 3 > 2. light still stays permanently on. #1 · Feb 15, 2014. Throttle Position Sensor B1. The accelerator pedal position sensor is also involved in converting the acceleration movement when the pedal is pressed into an electronic signal, which then initiates throttle body control either as opening or closing movements. Then tighten them down using a screwdriver. The Check Engine Light comes on when the TPS sends an incorrect reading to the computer. Inspect the related components and connectors for any signs of corrosion or damage. The sensor tells the ECU when the gas pedal is depressed and how far it is depressed. The APP Sensors 1 and 2 are integrated into one assembly located at the pedal assembly. 00 + Sold in Dec 6, 2016 · Part 2 of 2: Installing the New Throttle Position Sensor. I turn the truck off and back on again and it will go away. Accelerator Position Sensor faults can be caused by issues with the Oxygen Sensor(s) and it's wiring. The sensor’s resistance also varies with the pedal position, typically ranging from a few ohms to several kilohms. I have a Check Engine throwing P2138 - Accelerator Pedal Position Sensor. Checkif this fits your Toyota Tacoma. 3. Intentionally blank: Intentionally blank: Related Parts. During your normal driving, consider An accelerator pedal sensor translates the accelerator pedal's position into a voltage signal that informs the engine control module (ECM) that the driver intends to open the throttle body for acceleration. 4L L4 > Interior > Accelerator Pedal Position Sensor. 1 (855) 347-2779 · hi@yourmechanic. Aug 6, 2021 · Buying a New Throttle Position Sensor to Fix DTC P0121. The Accelerator Pedal Position (APP) sensor is an input to the Powertrain Control Module (PCM) and used to determine the amount of torque requested by the operator. Price: with Black Pedal (Only 1 Remaining) NTK . However, when a problem with the APP sensor exists, the vehicle's ability to consistently accelerate or decelerate as directed by the driver is reduced. Check Engine Light. In the 1990's automotive manufacturers began industry-wide installation of "Drive by wire" throttle control technology. When the ECU detects a low input from the pedal, it will trigger the Check Engine Light and the code P2127. Only 15 left in stock (more on the way). Dec 7, 2006 · Throttle position sensor (G79) too high Bought a pedal assembly and it didnt change anything. HELLA Includes Pedal Assembly . An accelerator pedal sensor translates the accelerator pedal's position into a voltage signal that informs the engine control module (ECM Jun 21, 2017 · REASON: Accelerator Pedal or Lever Position Sensor 1 and 2 - Data Erratic, Intermittent, or Incorrect. GM Aug 1, 2023 · The accelerator position sensor utilizes a potentiometer to measure the position of the accelerator pedal. The signals from channel 1 (red) and channel 2 (yellow) are the two potentiometers of the acceleration pedal position sensor. As you press the accelerator, the sensor assembly translates the pedal's motion into electrical signals. DORMAN 699127 Info . Jul 19, 2022 · So my car went into limp mode yesterday, took it to get the CEL read and it showed the following: P2135. 2623. Special Notes. The sensor is usually located on the butterfly spindle/shaft, so that it can directly monitor the position of the throttle. P2123: Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage. In a drive-by-wire accelerator system, your accelerator's cable is replaced with a pedal position sensor which electronically communicates its position with the VOLKSWAGEN > 2013 > BEETLE > 2. Pedal and Sensor Assembly STANDARD MOTOR PRODUCTS APS147 Info Choose [ Wholesaler Closeout -- 30 Day Warranty] ($62. $17299. The engine is started and the throttle pedal Feb 27, 2018 · The two main sources of input data are the accelerator pedal position sensors (APP1 and APP2) and throttle position sensors (TPS). Our certified mobile mechanics can come to your home or office to perform the Check Engine Light May 18, 2022 · The throttle pedal position sensor typically has a voltage output that ranges from 0 to 5 volts, depending on the throttle pedal position. If the ECM detects that the APP sensors are not within a predicted value from each other, DTC P2138 sets. 5 to 4. With an accelerator pedal position of 45 degrees, potentiometer 1 may be outputting a signal of 2 volts Figure 3: Lab scope measurement of accelerator pedal position sensor. Oct 7, 2009 · Symptoms Of A Bad APP Sensor 2. Add TO CART. Low voltage detected at accelerator pedal position number 2 signal circuit. It converts the mechanical movement of the pedal into an electrical signal. ULTRA-POWER Jun 14, 2020 · Code P2122 Description. Connecting and accessing the signals for the APP sensor wi The two most common methods of signal generation are as follows: Figure 2: Potentiometer 1 generates a signal of 0. Supersession (s) : 18002-9HA0A; 18002-JA000; 18002-ZX00A; 180029HA0B. Jan 19, 2016 · Listed below are a few of these warning signs. Whether you’re replacing a worn part or outfitting a project car, add an accelerator pedal sensor from Summit Racing to ensure Sep 8, 2022 · Code P2138 GMC Description. To calibrate or reset your APP Sensor: Unplug the batteries and keep them off for at least 30 minutes. With out problem readings, I would start looking at other wiring problems. Each sensor has a 5 volt reference circuit, a low reference circuit, and a signal circuit. The accelerator pedal position sensor on your Honda CR-V helps your vehicle's computer control your CR-V's fuel system and throttle body by monitoring the position of your gas pedal. com can cost anywhere between $3 and $700. The defective throttle pedal position sensor is disconnected and removed. Found a few posts on the Q50 FB group but not much In this How-To video we expose the operation and testing of the Accelerator Pedal Position Sensor. On this page we will explain the principle according to which modern pedal travel transmitters operate, and which symptoms indicate a fault in this Feb 15, 2014 · R01k Discussion starter. The sensor’s power supply voltage can vary depending on the vehicle make and model, but Detect malfunction if the relation between accelerator pedal position sensor (main) and accelerator pedal position sensor (sub) is wrong. $75. 75 V to the signal from channel 1 over the complete range of the sensor. The Engine Control Module ( ECM) supplies each APP sensor Feb 12, 2019 · Replacing the Throttle Pedal Position Sensor Assembly on a Cadillac Escalade ESV involves several steps and requires some technical knowledge. NISSAN > 2008 > ALTIMA > 2. At the beginning of the measurement The P2127 code means that the throttle or pedal position sensor switch E has a low input. Jan 24, 2018 · OBD II fault code P2127 is a generic code that is defined as “Accelerator pedal position (APP) / Throttle position (TP) sensor/switch E – low input”, and is set when the PCM (Powertrain Control Module) detects an abnormally low input voltage from the sensor, switch, or circuit in the throttle control system that is labelled “E”. SKU # 1060463. Price: Alternate: Fits w/ Accelerator Pedal; 4 speed Automatic trans. SRT: REASON: Accelerator Pedal or Lever Position Sensor 2 Circuit - Voltage Below Normal or Shorted to Low Source. It is mounted on the accelerator pedal or sometimes on the throttle body. 9. Diagnostic trouble code: P1125: Accelerator Pedal Position (APP) System. It's mission is to afford greater control over An accelerator pedal position sensor on CarParts. 5X with auto trans. Yes sir. The new throttle pedal position sensor is installed onto the firewall and reconnected. 79) ^ [ Regular Inventory ] ($100. 8 volts (red trace in Figure 2) and potentiometer 2 generates a signal of 0. I'm sure this process Our service team is available 7 days a week, Monday - Friday from 6 AM to 5 PM PST, Saturday - Sunday 7 AM - 4 PM PST. The signal on channel 2 is offset by 0. Sep 8, 2023 · When you press the accelerator pedal, it opens the throttle valve, allowing more air to flow into the engine. Arrives before Father's Day. Check all connections between ECU and accelerator pedal - of course the pedal itself could be defective too. 7 v8 Mar 9, 2011 · HELP! I have an intermittent (but almost daily) problem with the electronic throttle not responding on my '05 Forester 2. 0L L4 > Interior > Accelerator Pedal Position Sensor. Price: Alternate: Jan 21, 2019 · Now the next step is APP sensor 1 test 2 of 2. The APS is basically a throttle position sensor (TPS) with a pedal attached. 00 + Sold in packs of 1 x 1: $100. P2138 Pontiac Code - Accelerator Pedal Position Sensor 1-2 Correlation. The automobile fault code P2138 is caused by a malfunction in the throttle or pedal position sensor. 8 volts (blue trace in Figure 2 ). Pedal and Sensor Feb 12, 2023 · These are six of the possible symptoms you may notice when the Throttle Position Sensor (TPS) goes bad. Replace the accelerator pedal assembly. From these reading you can see a flat spot very quickly. Each one has separate signal, Ground, and 5. Jun 21, 2017 · CODES: Fault Code: 1241. 4-SE1379: Accelerator Pedal or Lever Position Sensor 2 CHEVROLET > 2010 > EQUINOX > 2. Hi, I have a 2004 Dodge Ram 3500 cummins 5. For example, an extra "closed throttle position The Electronic Throttle Control (ETC) system uses two Accelerator Pedal Position (APP) Sensors to monitor the accelerator pedal position. Also the ECM calculates the throttle position from these readings and you can monitor the calculated pedal position. This morning i stumbled across one on ebay that looks to be identical to mine. SPN: 2623. It tells the electronic control unit how far the accelerator pedal is depressed. This means one counts from 0 to 100, while the other one counts from 100 to 0. This original equipment pedal will provide the same performance, durability, and service life you expect from General Motors. Here's a gener Wrap Up. The accelerator-pedal module (APM) consists of the accelerator pedal and an angular-position sensor as potentiometer or touchless hall-effect sensor. The BA/BF Falcon range utilise a triple APPS integrated in their accelerator pedal assembly. Feb 12, 2023 · The P0123 trouble code indicates that the Engine Control Module (ECM) or Powertrain Control Module (PCM) detected high output voltage from the throttle position sensor A. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Checkif this fits your 2007 Honda Accord. 5 for over two seconds. Dec 8, 2022 · Buy Now!New Accelerator Pedal & Position Sensor from 1AAuto. Limited-Lifetime Warranty. It has a loping idle between 800 & 1000 rpm. 79 The check light engine light will be lit up by one of the following trouble codes: P2120: Accelerator Pedal Position (APP) Sensor 1 Circuit. Once the ECM detects a fault with the sensor or switch circuit “E” the P2125 code is set, and this causes a Check Engine Light to be displayed on How to quickly test and replace the throttle position sensor for your car or truck. Connect the batteries once again. The accelerator pedal position sensor is needing replaced. Sensor Only . This test result lets you know that APP sensor 1 is defective. “TP Sensor 1”. Failing to address this problem could lead to problems with ignition, engine stalling, and rough idling. The throttle trim cover is then removed to access the sensor . Dec 3, 2022 · The accelerator pedal position sensor or AAP sensor is a part of the drive-by-wire system, which measures the location of the accelerator pedal. Note: In order to accurately perform this, you need to run a jumper from the engine ground to the APPS bracket, since it is removed from the engine. FREE delivery Sun, Jun 16. 2 SPN 2623/FMI 2 - GHG14 Accelerator Pedal In-Range Fault Table 1. When you release the pedal, the valve closes, reducing the airflow. It is a type of throttle position sensor attached to the accelerator pedal. $100. Each sensor has a 5-volt reference circuit, a low reference circuit (ground), and a signal circuit. Maximize internal combustion in your engine with an accelerator pedal position sensor from Summit Racing. PID (P), SID (S): None. Mount the new sensor in place. Not sure if the throttle position sensor is the same as the accelerator pedal position sensor or not but thought I would let you know. This indicator is a vague symptom, as it could also point to a variety of issues, but you can expect to see it if there’s any issue with your throttle position sensor. With torque pro if you monitor throttle position with KOEO it is very erratic while pushing the accelerator petal. Step 4: Reinstall the negative battery cable. The accelerator pedal position (APP) sensor, also called an accelerator pedal sensor or APP sensor, is a vital part of modern vehicles equipped with electronic throttle control or "drive-by-wire" systems. i tried to monitor group 062 and noticed that the throttle position is operating out of spec at 99. Part # 699-199. com http://1aau. $8388. The Accelerator Pedal Position sensor is inside the Accelerator Pedal Assembly. . Has anyone had the same issue? CHEVROLET > 2005 > TRAILBLAZER > 4. Aug 31, 2023 · The accelerator pedal position sensor, also known as the throttle pedal position sensor, is an essential component of a car’s throttle control system. Notifies the throttle when to accelerate or decelerate. " Whether you're a novice or a seasoned enth Feb 25, 2011 · Accelerator Pedal Position Sensor. If you hold it wide open it varies between 90% and 20% or so erratically going up and down. To fix the P2127 fault code, check the accelerator pedal position sensor and its wiring harness for any damage or poor electrical connection. Ignition switch is "ON" position. Material:Plastic and Steel. The accelerator pedal position sensor (main) output voltage subtracted from the accelerator pedal position sensor (sub) output voltage is more than 0. From this information, the engine management calculates the required torque. EFFECT: Severe derate in power output of the engine. Accelerator Pedal Position Sensor: CHEVROLET > 2013 > MALIBU > 2. Here is a rundown of this article: A faulty accelerator pedal position sensor sends wrong signals to the car’s PCM and can cause different issues. The diagnosis process involves checking the wiring and connections of these sensors. My Diablo will show a code of P2127 (Accelerator Pedal Position Sensor 2 circuit low voltage) and a P2138 (Accelerator Pedal Position Sensor 1-2 correlation). Attached to your throttle body, the accelerator position sensor ultimately controls fuel flow in your vehicle. The Accelerator Pedal Position (APP) sensor is an input to the Powertrain Control Module ( PCM) and used to determine the amount of torque requested by the operator. The APP sensor instructs the ECU on how much to open the throttle body to provide the required air-fuel mixture to the engine, depending on the gas pedal position. Monitoring Throttle Position: The primary function of the throttle position sensor is to monitor the position of the throttle valve. The ETC light would come on several times a week. SKU # 454554. Throttle Body. Pay close attention to the wiring harness near the sensor. Because the TPS is monitoring the throttle plate, any malfunction will be registered. It is the newer style which is located under the driver's side battery which is extremely expensive to get from the dealer. The throttle position sensor (TPS) is a resistor that changes the value according to the A throttle position sensor ( TPS) is a sensor used to monitor the throttle body valve position for the ECU of an engine. The labor cost for replacing this part typically ranges from $50 to $70. The accelerator position information is transferred to the throttle actuator control (TAC) module and the The P2122 code refers to a problem with the ThrottlePedal Position SensorSwitch ‘D’ Circuit. Dec 28, 2023 · Dive into the world of automotive electronics with our comprehensive guide on "Accelerator Pedal Position Sensor. 89 (7 new offers) Feb 15, 2016 · Just the light will come on and I'll hear the "ding" (notification noise). Price: Alternate: No parts for vehicles in selected markets. 2. 3 to 4. An ETC system typically uses two (sometimes three) pedal position sensors integrated into the accelerator pedal assembly. Circuit Description: The accelerator position sensor is a hall-effect sensor attached to the accelerator pedal. The Accelerator Pedal Assembly is not connected to the throttle plate via a cable (like in the good ole' days). Check the Powertrain Control Module for any faults. Accelerator Pedal Position Sensor. com/offtheshelfridesOSR Garage shows How to replace the Accelerato This allows air into the engine and is varied by how hard the pedal is pressed and how far. So I'm planing to change the gas pedal. SPN 2623/FMI 2 Description Pedal Position Sensors Deviation Too High Monitored Parameter GAS1, GAS2 Typical Enabling Conditions Always On Monitor Sequence None Execution Frequency Continuous When Enabling Conditions Met Typical Duration 2 Seconds Dash Lamps None Engine Reaction None Did this video Help? Show your appreciation and Buy Me a Coffee - https://www. TOYOTA > 2004 > CAMRY > 2. Jun 14, 2020 · The APP sensor 1 sends a signal from the sensor to the ECM indicating the accelerator pedal position. This code will only be seen on cars with a drive-by-wire or an electronically controlled throttle body. Oct 10, 2023 · The Accelerator Pedal Position Sensor (APPS), also known as the throttle position sensor (TPS) or accelerator pedal position (APP) sensor, is a critical component in modern vehicles with electronic throttle control systems. These units are widely used in all vehicle The most common symptom is your check engine light. Step 2: Inspect Throttle Pedal. Can be given more . Apr 21, 2019 · Throttle pedal replacement: 30 to 60 minutes ($75 / $225 / $280)Helped a friend replace their throttle pedal on their 2007 Saturn Ion. My part was 89452-35020 which is on the throttle body. 5L L4 > Interior > Accelerator Pedal Position Sensor. This sensor is responsible for determining the position of the accelerator pedal and sending this information to the vehicle’s engine control module (ECM). Dorman Accelerator Pedal Sensor 699-199. buymeacoffee. Measure resistance from pin 3 on the sensor side of the accelerator position sensor to engine block ground. Its primary function is to relay the position of the accelerator pedal to the engine control unit (ECU) or powertrain SIR Document ISL9 CM2350 - EMY 2020 SIR A-L Cummins Inc. The estimated repair time for this fault code is 1. Revision Date: May 31, 2019 2 2. P2125: Accelerator Pedal Position (APP) Sensor 2 Circuit. 9l. 5L L5 > Interior > Accelerator Pedal Position Sensor. The throttle pedal position sensor is verified that it needs to be replaced. Engine response is inconsistent. The ECM actuates the throttle plates based on this information. 4 volt for 0. 2% (should be between 12% and 97%) P0223 is a diagnostic trouble code (DTC) for "Throttle/pedal position switch/sensor B circuit high output". Dodge Dart Throttle/Accelerator Pedal Position Sensor Replacement costs starting from $417. Inspect the throttle pedal position sensor and its wiring for any signs of damage, such as frayed wires or loose connections. When I step on the gas pedal the engine slowly revs up to 1500 rpm. Apr 7, 2000 · I replaced my throttle position sensor on my 2000 tundra but the truck is a v6 and it was plug and play. Part # SU14575. This sensor registers the movement and position of the accelerator pedal. “TAC Data” (both the TP and pedal position sensors fall under the electronic throttle actuator, or TAC, system) 2. Redundant accelerator pedal sensors are used to prevent possible runaway conditions, which would obviously be very bad. Or fastest delivery Sat, Jun 15. For this test go to: TEST 2: APP Sensor 1 Resistance Tests (2 Of 2). 4. The cost of fixing this issue can range from $75 to $150 per hour, depending on the auto repair shop. On this page we will explain the principle according to which modern pedal travel transmitters operate, and which symptoms indicate a fault in this Nov 6, 2023 · The Electronic Throttle Control (ETC) system uses two Accelerator Pedal Position (APP) Sensors to monitor the accelerator pedal position. Most APP sensors use an incremental voltage value Part Number: 18002-9HA0B. 79: $0. Set the key to the “ON” position but don Feb 15, 2006 · Test 4. Oct 5, 2020 · The accelerator pedal sensor (APS) indicates the position of the accelerator on vehicle models with electronic throttle control. Read FAQ. $21499. The Powertrain Control Module The accelerator pedal sensor transmits the position of the accelerator pedal to the engine control unit. pr mu uc ua bz kk io ml pw la