AutoCodesCadillac – P0806 Cadillac

P0806 Cadillac Code - Clutch Pedal Position Sensor Performance

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
P0806 Cadillac indicates Clutch Pedal Position Sensor Performance.
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 628
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 P0806 Cadillac 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 is stuck in a range.
OBDII Code P0806 Cadillac - Clutch Pedal Position Sensor Performance - AutoCodes.com
P0806 Cadillac Code - Clutch Pedal Position Sensor Performance

What are the Possible Causes of the DTC P0806 Cadillac?

  • 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 P0806 Cadillac?

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 P0806 Cadillac 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 P0806 Cadillac code?

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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 P0806 Cadillac Code

1. What are the common symptoms of OBDII code P0806 in a Cadillac related to the Clutch Pedal Position Sensor Performance?

The common symptoms include difficulty shifting gears, clutch slippage, illuminated Check Engine Light, and potential stalling of the vehicle.

2. What are the possible causes of OBDII code P0806 in a Cadillac?

The code P0806 in a Cadillac related to the Clutch Pedal Position Sensor Performance can be caused by a faulty clutch pedal position sensor, wiring issues, or a malfunction in the sensor circuit.

3. How can I diagnose the issue causing OBDII code P0806 in my Cadillac?

Diagnosing this issue typically involves checking the clutch pedal position sensor for proper operation, inspecting the wiring for any damage, and using a scan tool to monitor sensor data for irregularities.

4. Is it safe to continue driving my Cadillac with OBDII code P0806 present?

It is not recommended to drive your Cadillac with the code P0806 present, as it can lead to further damage to the clutch system and potentially result in safety hazards due to unpredictable clutch behavior.

5. Can I repair OBDII code P0806 in my Cadillac myself?

While some DIY enthusiasts may attempt to replace the clutch pedal position sensor themselves, it is recommended to have this repair performed by a qualified mechanic to ensure proper installation and calibration of the new sensor.

6. How much does it typically cost to repair OBDII code P0806 in a Cadillac?

The cost of repairing OBDII code P0806 in a Cadillac can vary depending on the root cause of the issue, but it may range from $150 to $400 for parts and labor.

7. Are there any preventative maintenance tips to avoid OBDII code P0806 in a Cadillac?

To prevent OBDII code P0806 related to the Clutch Pedal Position Sensor Performance, it is recommended to regularly inspect the clutch system for wear, maintain proper clutch fluid levels, and address any unusual clutch behavior promptly.

8. Can a malfunctioning clutch pedal position sensor cause other issues in my Cadillac?

Yes, a malfunctioning clutch pedal position sensor can cause issues such as gear shifting problems, clutch slippage, and potential damage to the transmission if left unrepaired.

9. How long does it typically take to repair OBDII code P0806 in a Cadillac?

The repair time for OBDII code P0806 related to the Clutch Pedal Position Sensor Performance can vary, but it may take a few hours to a full day for a qualified mechanic to diagnose and replace the faulty sensor.

10. Will resetting the OBDII system clear the P0806 code in my Cadillac?

Resetting the OBDII system may temporarily clear the P0806 code, but if the underlying issue causing the code is not addressed, it is likely to reappear upon driving the vehicle again.

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