DTC P1577 IMM Control Module EEPROM: DTC Detecting Condition
- Body integrated unit malfunctioning
- Failed to access ROM inside the body integrated unit.
DIAGNOSIS PROCEDURE
| Step | Check | Yes | No |
|---|---|---|---|
| 1 PERFORM TEACHING OPERATION OF IGNITION KEY. Perform teaching operation on all keys of the vehicle. Refer to the "REGISTRATION MANUAL FOR IMMOBILIZER". |
Is the teaching operation for all keys completed? | Make sure it is possible to start the engine with all keys that have been taught. This completes the work. | Go to step 2. |
| 2 PERFORM TEACHING OPERATION OF IGNITION KEY. Perform teaching operation on all keys of the vehicle. Refer to the "REGISTRATION MANUAL FOR IMMOBILIZER". |
Is the teaching operation for all keys completed? | Make sure it is possible to start the engine with all keys that have been taught. This completes the work. | Go to step 3. |
| 3 PERFORM TEACHING OPERATION OF IGNITION KEY. Perform teaching operation on all keys of the vehicle. Refer to the "REGISTRATION MANUAL FOR IMMOBILIZER". |
Is the teaching operation for all keys completed? | Make sure it is possible to start the engine with all keys that have been taught. This completes the work. | Replace the body integrated unit. < Ref. to BODY INTEGRATED UNIT . > |