AutoCodesGMC – P0807 2016 GMC Sierra

P0807 2016 GMC Sierra Code - Clutch Pedal Position Sensor Circuit Low Voltage

Quick Answer

The Clutch Pedal Position (CPP) sensor is a three-wire sensor, connected to a 5 V reference circuit, a low reference circuit, and a signal circuit. Common causes include Faulty Clutch Pedal Position (CPP) Sensor, Clutch Pedal Position Sensor harness is open or shorted, Clutch Pedal Position Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0807 2016 GMC Sierra indicates Clutch Pedal Position Sensor Circuit Low Voltage.
Common causes
Common causes include Faulty Clutch Pedal Position (CPP) Sensor, Clutch Pedal Position Sensor harness is open or shorted, Clutch Pedal Position Sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 194
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 02, 2022
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Code P0807 2016 GMC Sierra Description

The Clutch Pedal Position (CPP) sensor is a three-wire sensor, connected to a 5 V reference circuit, a low reference circuit, and a signal circuit. The Engine Control Module (ECM) supplies 5 V to the CPP sensor and also provides a sensor ground path on the low reference circuit. The CPP sensor sends a voltage signal to the ECM on the signal circuit. The voltage on the signal circuit will vary from a voltage near 4 V when the clutch pedal is released, to a voltage near 1 V when the clutch pedal is applied. The Diagnostic Trouble Code (DTC) will be set if the CPP sensor voltage is less than 0.1 V for more than 1 s.
OBDII Code P0807 2016 GMC Sierra - Clutch Pedal Position Sensor Circuit Low Voltage - AutoCodes.com
P0807 2016 GMC Sierra Code - Clutch Pedal Position Sensor Circuit Low Voltage

What are the Possible Causes of the DTC P0807 2016 GMC Sierra?

  • Faulty Clutch Pedal Position (CPP) Sensor
  • Clutch Pedal Position Sensor harness is open or shorted
  • Clutch Pedal Position Sensor circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0807 2016 GMC Sierra?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0807 2016 GMC Sierra code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0807 2016 GMC Sierra code?

Need more information on how to fix the P0807 2016 GMC Sierra code? Get Access to Factory Service Manuals

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0807 2016 GMC Sierra Code

What does the OBDII code P0807 mean for a 2016 GMC Sierra?

P0807 indicates a problem with the Clutch Pedal Position Sensor Circuit, specifically low voltage detected by the powertrain control module (PCM).

What are the symptoms of code P0807 on a 2016 GMC Sierra?

Common symptoms include difficulty starting the engine, poor clutch operation, erratic gear shifting, and the check engine light being illuminated.

What causes the P0807 code in a 2016 GMC Sierra?

Possible causes include a faulty clutch pedal position sensor, damaged wiring or connectors in the sensor circuit, or a malfunctioning PCM.

How can I fix the P0807 code on a 2016 GMC Sierra?

Inspect the clutch pedal position sensor and its wiring for damage, clean or replace corroded connectors, and replace the sensor if it’s faulty. If the issue persists, have the PCM checked.

Can a damaged clutch pedal position sensor cause code P0807?

Yes, a damaged or malfunctioning clutch pedal position sensor is a common cause of the P0807 code.

Is it safe to drive with the P0807 code on a 2016 GMC Sierra?

Driving with this code may lead to issues with clutch operation and gear shifting. It’s best to address the issue promptly to avoid further complications.

How do I test the clutch pedal position sensor for code P0807?

Use a multimeter to measure voltage and continuity in the sensor circuit. Compare the readings to the manufacturer’s specifications to determine if the sensor is functioning properly.

Can a faulty PCM cause the P0807 code?

Yes, although it’s less common, a malfunctioning PCM may incorrectly interpret sensor signals and trigger the P0807 code.

How much does it cost to fix the P0807 code on a 2016 GMC Sierra?

Repair costs vary depending on the root cause. Replacing the clutch pedal position sensor typically costs $100-$300, including labor.

Can the P0807 code be cleared without fixing the problem?

Clearing the code without addressing the underlying issue may temporarily turn off the check engine light, but the code will likely return as the problem persists.

Discuss the causes and fixes for P0807 2016 GMC Sierra OBDII Code

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