A faulty clutch pawl position sensor that is dirty, damaged, or has an intermittent electrical connection.; Wiring damage such as chafed, corroded, or loose connectors between the sensor and the control module.; Mechanical binding or wear in the pawl mechanism itself, including a stuck pawl or damaged return spring.; Low or contaminated transmission fluid affecting hydraulic pressure that actuates the pawl.; A failing actuator solenoid or motor that moves the pawl, preventing it from reaching the commanded position.; Internal transmission damage, such as a worn parking gear or pawl engagement teeth.; A software calibration issue in the control module that misinterprets the position signal.

DTC codes / P08xx · Transmission / P08ED

P08EDDrive Motor A Clutch Pawl Position Performance

Q: What does code P08ED mean?

Drive Motor A Clutch Pawl Position Performance. P08ED indicates that the hybrid or electric vehicle control module has detected a performance problem with the clutch pawl position for Drive Motor A, which is the traction motor responsible for propulsion. The computer monitors the pawl's commanded versus actual position and sets this code when the feedback signal does not match expected values within a calibrated time or range, indicating the pawl may not be engaging or disengaging correctly.

P08ED indicates that the hybrid or electric vehicle control module has detected a performance problem with the clutch pawl position for Drive Motor A, which is the traction motor responsible for propulsion. The computer monitors the pawl's commanded versus actual position and sets this code when the feedback signal does not match expected values within a calibrated time or range, indicating the pawl may not be engaging or disengaging correctly.

SystemPowertrain

Code typeGeneric (all makes)

SeverityMedium

Fix difficultyProfessional

AreaTransmission

Symptoms you may notice

Illumination of the check engine light or hybrid system warning light, often with no other noticeable symptoms.
A grinding or ratcheting noise from the transmission area when the vehicle attempts to engage or release the parking pawl.
Failure of the vehicle to hold position when shifted into Park, or difficulty shifting out of Park.
Intermittent loss of drive power or a warning message indicating the transmission is not in the correct gear.
The vehicle may refuse to start or may enter a fail-safe mode that limits speed.

Common causes, most likely first

A faulty clutch pawl position sensor that is dirty, damaged, or has an intermittent electrical connection.
Wiring damage such as chafed, corroded, or loose connectors between the sensor and the control module.
Mechanical binding or wear in the pawl mechanism itself, including a stuck pawl or damaged return spring.
Low or contaminated transmission fluid affecting hydraulic pressure that actuates the pawl.
A failing actuator solenoid or motor that moves the pawl, preventing it from reaching the commanded position.
Internal transmission damage, such as a worn parking gear or pawl engagement teeth.
A software calibration issue in the control module that misinterprets the position signal.

How to diagnose and fix it

Use a scan tool to retrieve all stored codes and freeze-frame data, then verify the pawl position sensor reading while commanding the pawl on and off.
Inspect the sensor and its wiring harness for physical damage, corrosion, or loose connections, and repair as needed.
Check the transmission fluid level and condition, and service the fluid if it is low or contaminated.
Perform a mechanical inspection of the pawl linkage and actuator for binding, wear, or misalignment.
Test the actuator solenoid or motor with a bidirectional scan tool to confirm it moves the pawl through its full range.
If the sensor signal is erratic but wiring is good, replace the clutch pawl position sensor and clear the code.
After repairs, clear the code and perform a road test to confirm the pawl engages and disengages smoothly without resetting the code.

Pawl Position Code Misdiagnosis Traps

A weak or failing 12-volt auxiliary battery can cause erratic sensor readings and set this code even when the pawl mechanism is healthy, so always load-test the battery first.
Technicians often replace the pawl actuator when the real problem is a corroded connector pin that causes a voltage drop under load, which only shows up during a wiggle test.
The code can be set by a software calibration issue that is corrected with a control module reflash, so check for technical service bulletins before replacing hardware.
Mechanical binding in the pawl linkage can mimic an electrical sensor failure, so always command the pawl with a scan tool and watch for consistent feedback before condemning the sensor.
This code does not always mean the pawl is broken; it can be stored by a momentary signal glitch that does not affect operation, so verify the fault is current before major repairs.

Can I keep driving with P08ED?

If the vehicle drives normally and the only symptom is the warning light, you can drive to a repair shop, but avoid using the parking pawl on steep inclines and use the foot brake instead. If the vehicle fails to hold in Park or makes grinding noises, stop driving and have it towed to prevent mechanical damage.

Tools that help

Tools we recommend are in the Auto Veteran shop on Amazon. As an Amazon Associate we earn from qualifying purchases.

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.