DTC P08A6-62: Gear Lever Position Sensor Signal Compare Failure [09/2023 - ]: Procedure
WARNING: This page is about a different car, the 2024 Lexus TX 500h. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK DTC OUTPUT (HEALTH CHECK)
Pre-procedure1
- Turn the ignition switch to ON.
Procedure1
- Using the GTS, perform a Health Check.
- Check for DTCs.
Result
Proceed to NEXT Post-procedure1
- Turn the ignition switch off.
Result:
NEXT
See step 2
- Turn the ignition switch to ON.
- CLEAR DTC
Pre-procedure1
- Turn the ignition switch to ON.
Procedure1
- Clear the DTCs.
Powertrain > Hybrid Control > Clear DTCs
Result
Proceed to NEXT Post-procedure1
- Turn the ignition switch off.
- Disconnect the GTS.
- Leave the vehicle as is for 60 seconds or more.NOTE:
- Do not connect the GTS.
- Do not depress the brake pedal.
- Do not open/close any of the doors.
Result:
NEXT
See step 3
- Turn the ignition switch to ON.
- CHECK DTC OUTPUT (PERFORM A REPRODUCTION TEST)
Pre-procedure1
- Turn the ignition switch to ON (READY).
- Depress the brake pedal and slowly change the shift state from N to R to N to D to M to the home position.
- Press the P position switch to change the shift state to P.
- Turn all switches off and turn the ignition switch off.
- Disconnect the GTS.
- Wait for 5 minutes or more with the door lock locked.
HINT:
- Once the door lock is locked, keep the electrical key transmitter sub-assembly (electrical key) 3 m (9.84 ft.) or more away from the vehicle.
- Because the system will not sleep while any door and/or the hood is open, take steps such as securing the courtesy switch to make the system recognize the doors and hood as closed when carrying out the operation.
- If the vehicle is equipped with a power back door, the system will not sleep if the back door is not closed. Ensure that the back door is closed before carrying out the operation.
- Turn the ignition switch to ON (READY).
- Depress the brake pedal and slowly change the shift state from N to R to N to D to M to the home position.
- Press the P position switch to change the shift state to P.
Procedure1
- Check for DTCs.
Powertrain > Hybrid Control > Trouble Codes
Result
Result Proceed to Only P08A6-62 is output A P08A6-62 and other DTCs are output B DTCs are not output C Post-procedure1
- Turn the ignition switch off.
Result:
A
REPLACE SHIFT CONTROL ECU (TRANSMISSION FLOOR SHIFT ASSEMBLY). Refer to REMOVAL [09/2023 - ]
Result:
B
GO TO DTC CHART. Refer To DIAGNOSTIC TROUBLE CODE CHART [09/2023 - ]
Result:
C
CHECK FOR INTERMITTENT PROBLEMS
Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2023 - ]
Refer to ELECTRONIC CIRCUIT INSPECTION PROCEDURE [09/2023 - ]