O/D Off Indicator Lamp Does Not Come on

O/D OFF Indicator Lamp Does Not Come On

SYMPTOM: O/D OFF indicator lamp does not come on for about 2 seconds when turning ignition switch ON.

DIAGNOSTIC PROCEDURE
1. CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis check. Refer to CVT-54, "SELF-DIAGNOSTIC RESULT MODE". With Manufacturer's Scan Tool
Is any malfunction of the U1000 CAN COMM CIRCUIT indicated in the results?
YES >> Check CAN communication line. Refer to CVT-60, "DTC U1000 CAN COMMUNICATION LINE". Transmission Control System
NO >> GO TO 2.

2. CHECK TCM POWER SOURCE
1. Turn ignition switch ON.
2. Check voltage between TCM connector terminals and ground. Refer to CVT-135, "Wiring Diagram - CVT - POWER". P1701





OK or NG
OK >> GO TO 4.
NG >> GO TO 3.

3. DETECT MALFUNCTIONING ITEM
Check the following.
^ Harness for short or open between ignition switch and TCM connector terminal 46, 48. Refer to CVT-135, "Wiring Diagram - CVT - POWER". P1701
^ 10 A fuse (No.49, located in the IPDM E/R). Refer to CVT-135, "Wiring Diagram - CVT - POWER".
^ Ignition switch.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace damaged parts.

4. CHECK TCM GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect TCM connector (A).








3. Check continuity between TCM connector (A) terminals and ground. Refer to CVT-135, "Wiring Diagram - CVT - POWER". P1701
OK or NG
OK >> GO TO 5.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.

5. DETECT MALFUNCTIONING ITEM
Check the following.
^ Harness and fuse for short or open between ignition switch and O/D OFF indicator lamp.
OK or NG
OK >> GO TO 6.
NG >> Repair or replace damaged parts.

6. CHECK SYMPTOM
Check again. Refer to CVT-42, "Check before Engine Is Started". Check Before Engine Is Started
OK or NG
OK >> INSPECTION END
NG >> GO TO 7.

7. CHECK COMBINATION METERS
Check combination meters.
OK or NG
OK >> INSPECTION END
NG >> Repair or replace damaged parts.