Convertible Top: 9916

9916 TRUNK LATCH LOCKED SIGNAL CIRCUIT STUCK OR SHORT TO GROUND

9916 Trunk Latch Locked Signal Circuit Stuck Or Short To Ground:

WHEN MONITORED
Continuously, with the ignition on.

SET CONDITION
When the Power Top Control Module (PTCM) senses that both Trunk Latch Unlocked signal and Trunk Latch Locked signal circuits are grounded.

POSSIBLE CAUSES
- Trunk latch locked signal circuit short to ground
- Trunk latch assembly
- Power top control module

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.

DIAGNOSTIC TEST

1. Trunk Latch Assembly




Turn the ignition off.
Disconnect the Trunk Latch Assembly C1 harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Turn the ignition on.
With the DRB III(R), select Input/Output Display and monitor the TRUNK LTCH LOCK SW.

Q: Does the DRBIII(R) display TRUNK LTCH LOCK SW "NOT ACTIVE"?

YES: Replace the Trunk Latch Assembly. Perform POWER TOP CONTROL MODULE VERIFICATION TEST. Power Top Verification Test
NO: Go To 2

2. Trunk Latch Locked Signal Circuit For Short to Ground




Turn the ignition off.
Disconnect the Power Top Control Module C1 harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Measure the resistance between ground and the Trunk Latch Locked Signal Circuit.

Q: Is the resistance below 100 kohms?

YES: Repair the Trunk Latch Locked signal circuit for a short to ground. Perform POWER TOP CONTROL MODULE VERIFICATION TEST. Power Top Verification Test
NO: Replace the Power Top Control Module. Perform POWER TOP CONTROL MODULE VERIFICATION TEST. Power Top Verification Test