C1A25

TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS


C1A25 SHIFT RANGE IND

1.PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
1. Perform self-diagnosis.
2. Check if "U1000: CAN COMM CIRCUIT" (DTC 100) other than "C1A25: SHIFT RANGE IND" (DTC 25) is indicated in self-diagnosis item in the display.
Is it indicated?
YES - 1. CAN communication inspection. ICC.
2. After repairing or replacing applicable item, erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.
NO - GO TO 2.
2.CHECK TCM DATA MONITOR
With CONSULT-III
With "TRANSMISSION" "Data Monitor", check if gear positions are correct.
OK or NG
OK - 1. Replace ICC sensor integrated unit, and adjust laser beam aiming.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system again.
NG - 1. Perform "TRANSMISSION" self-diagnosis. CONSULT-III Function (Transmission) (for 5AT models) or TCM (for 7AT models).
2. After repairing or replacing applicable item, erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.