2014 spark accelerator pedal position sensor
The Accelerator Pedal Position Sensor (APPS) in a 2014 Chevrolet Spark is part of the drive-by-wire system, which electronically controls the throttle instead of using a traditional cable. 2014 chevy spark accelerator pedal position sensor OEM.
Accelerator Pedal Position Sensor Symptoms
Here are some common symptoms crankshaft position sensor of APPS malfunction:
Check Engine Light: The most common symptom is the Check Engine Light coming on.
Hesitation or Delay: You may notice hesitation or delay when pressing the accelerator pedal.
Rough Idle: The engine may idle rough or inconsistently.
Poor Acceleration: There may be a lack of power or poor acceleration.
Stalling: The engine may stall or have difficulty holding idle.
Erratic Throttle Response: The throttle may become unresponsive or overly sensitive.
Decreased Fuel Efficiency: You may experience decreased fuel economy.
Accelerator Pedal Position Sensor Testing
How to reset accelerator pedal position sensor? To test the accelerator pedal position sensor (application) on a 2014 Chevrolet Spark, there are the following steps:
Tools Needed:
- Multimeter
- OBD-II scanner (optional)
Steps:
- Locate the Sensor: The APPS is usually located on the throttle body or near the accelerator pedal.
- Disconnect the Battery: Ensure safety by disconnecting the negative terminal of the battery.
- Remove the Sensor: Unplug the electrical connector and remove any screws or bolts holding the sensor in place.
- Set Up the Multimeter: Set your multimeter to measure voltage.
- Measure Voltage Output: Connect the multimeter to the sensor terminals and check the voltage output while moving the throttle. The voltage should change smoothly from around 0.5V when the throttle is closed to around 4.5V when fully open. Any sudden drops or erratic readings indicate a faulty sensor.
- Check for Continuity: Verify there is electrical continuity between the sensor terminals to ensure proper function.
- Reinstall the Sensor: Once tested, reinstall the sensor and reconnect the electrical connector.
- Reconnect the Battery: Reattach the negative terminal of the battery.
- Clear Error Codes: Use the OBD-II scanner to clear any stored error codes and start the engine to ensure the issue is resolved.
Always refer to your vehicle’s service manual for specific instructions and torque specifications. If you’re not comfortable performing this task yourself, it’s best to consult a professional mechanic.
