Shift Interlock: Testing and Inspection

A/T SHIFT LOCK SYSTEM

Diagnostic Procedure

SYMPTOM 1:
^ Selector lever cannot be moved from P position with key in ON position and brake pedal applied.
^ Selector lever can be moved from P position with key in ON position and brake pedal released.
^ Selector lever can be moved from P position when key is removed from key cylinder.

SYMPTOM 2:
^ Ignition key cannot be removed when selector lever is set to P position.
^ Ignition key can be removed when selector lever is set to any position except P position.

1. CHECK KEY INTERLOCK CABLE
Check the key interlock cable for damage.
OK or NG
OK >> GO TO 2.
NG >> Repair or replace key interlock cable.
2. CHECK SELECTOR LEVER POSITION
Check the selector lever position for damage.
OK or NG
OK >> GO TO 3.
NG >> Adjust A/T position.
3. CHECK SHIFT LOCK SOLENOID AND PARK POSITION SWITCH
1. Connect A/T device harness connector.
2. Turn ignition switch ON. (Do not start engine.)
3. Selector lever is set in P position.
4. Check operation.





OK or NG
OK >> INSPECTION END
NG >> GO TO 4.
4. CHECK POWER SOURCE
1. Turn ignition switch ON. (Do not start engine.)





2. Check the voltage between A/T device harness connector M67 terminal 1 and ground.





OK or NG
OK >> GO TO 7.
NG >> GO TO 5.
5. CHECK STOP LAMP SWITCH
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch harness connector.





3. Check continuity between stop lamp switch harness connector E210 terminals 3 and 4.





Check stop lamp switch after adjusting brake pedal.
OK or NG
OK >> GO TO 6.
NG >> Repair or replace damaged parts.
6. DETECT MALFUNCTIONING ITEM
Check the following items. If any items are damaged, repair or replace damaged parts.
^ Harness for short or open between ignition switch and stop lamp switch harness connector E210 terminal 3.
^ Harness for short or open between stop lamp switch harness connector E210 terminal 4 and A/T device harness connector M67 terminal 1.
^ 10 A fuse [No.12, located in the fuse block (J/B)].
^ Ignition switch.
OK or NG
OK >> INSPECTION END
NG >> Repair or replace damaged parts.
7. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect A/T device harness connector.





3. Check continuity between A/T device harness connector M67 terminal 2 and ground.
Continuity should exist.
OK or NG
OK >> Replace shift lock solenoid and park position switch assembly.
NG >> Repair open circuit in harness or connectors.