What does reduced power code p2138 stand for?
The P2138 Reduced Power bulletin applies to the following vehicles: 2005-2011 GM Passenger Cars and Light Duty Trucks (Including Saturn) The P2128 trouble code refers to Accelerator Pedal Position (APP) Sensor 1-2 Correlation.
What causes the p1125 code on a GM car?
Typical causes of code P1125 on GM vehicles could include one or more of the following-Damaged, burnt, shorted, disconnected, or corroded wiring and/or connectors; Excessive mechanical wear of one or more throttle control components; Defective or malfunctioning throttle pedal position sensor(s)
What is the p2138 code on a throttle body?
Photo of a throttle body, throttle body position (TPS) sensor is the black part to the lower right: The computer monitors the correlation of both voltages. When both voltages agree, the system is functioning properly. When they deviate for two seconds, the code P2138 is set indicating a malfunction somewhere in the system.
What does trouble code p2128 mean on a GMC Sierra?
The P2128 trouble code refers to Accelerator Pedal Position (APP) Sensor 1-2 Correlation. Do NOT assume you have a bad accelerator pedal sensor. GM says the condition is caused by water leaking into the body harness connector that carries the APP signal to the PCM. The water changes the voltage readings from the APP.
What is the p2138 code on GM vehicles?
GM has issued a technical service bulletin # 07-06-04-019D to address a P2138 Reduced Power issue. The P2138 trouble code may be stored in the computer along with a check engine light. The P2138 Reduced Power bulletin applies to the following vehicles:
What does the trouble code p2128 stand for?
2005-2011 GM Passenger Cars and Light Duty Trucks (Including Saturn) The P2128 trouble code refers to Accelerator Pedal Position (APP) Sensor 1-2 Correlation. Do NOT assume you have a bad accelerator pedal sensor.
Where is the p2138 reduced power code stored?
GM has issued a technical service bulletin # 07-06-04-019D to address a P2138 Reduced Power issue. The P2138 trouble code may be stored in the computer along with a check engine light. The P2138 Reduced Power bulletin applies to the following vehicles: 2005-2011 GM Passenger Cars and Light Duty Trucks (Including Saturn)
When does p2138 come on on a Pontiac Grand Prix?
Hi all, I have a 2007 Pontiac Grand Prix with sunroof which is throwing code P2138. This has been going on for nearly a year now. When driving in rain or very wet road conditions the Reduced Engine Power message will come on along with the check engine. This only happens when wet and never on dry da…
The P2138 Reduced Power bulletin applies to the following vehicles: 2005-2011 GM Passenger Cars and Light Duty Trucks (Including Saturn) The P2128 trouble code refers to Accelerator Pedal Position (APP) Sensor 1-2 Correlation.
What does the error code p2138 mean on a Honda Accord?
Such is the case for the error code P2138. If your throttle sensor is off, you could floor the throttle, but the sensor may only detect 20% throttle input. The result is lack of engine response and acceleration, as well as idle issues. Listed here are the steps to reset the TPS in your C-Class in hopes that the problem will be fixed.
Is it safe to drive with p2138 code?
We recommend addressing the issue causing P2138 as soon as possible. Your car may have trouble accelerating or go into reduced power mode when this code is triggered, which lets you know it’s not the best idea to drive with P2138. What are typical P2138 symptoms? Your Check Engine light is on. You’re having difficulty accelerating.
How to correct trouble code p2138 Mercedes-Benz C class?
Wait a minimum of two minutes for the ECU to reset itself. During this time, the calibration mechanism of the TPS should reset, and send the correct throttle plate as well as pedal positions to the ECU. Test drive the car to make sure the issue has been resolved. If it has not, the TPS will most likely need to be replaced.