Chrysler 2005 Crossfire SRT6 Service Manual page 3736

23 - 188 CONVERTIBLE TOP
9918 TRUNK LATCH UNLOCKED SIGNAL CIRCUIT SHORT TO GROUND (CONTINUED)
• 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.
TRUNK LATCH UNLOCKED 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 , select Input/Output Display and monitor the TRUNK
LTCH UNLCK SW.
Does the DRBIII
"UNLOCKED"?
Yes >> Replace the Trunk Latch Assembly.
Perform POWER TOP CONTROL MODULE VERIFICA-
TION TEST.
No >> Go To 2
2.
Trunk Latch Unlocked 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
Unlocked Signal Circuit.
Is the resistance below 100 kohms?
Yes >> Repair the Trunk Latch Unlocked signal circuit for a short
to ground.
Perform POWER TOP CONTROL MODULE VERIFICA-
TION TEST.
No >> Replace the Power Top Control Module.(Refer to 8 -
ELECTRICAL/ELECTRONIC
POWER TOP CONTROL MODULE - REMOVAL).
Perform POWER TOP CONTROL MODULE VERIFICA-
TION TEST.
Possible Causes
display TRUNK LTCH
CONTROL
UNLCK SW
MODULES/
ZH