Chrysler 2005 Crossfire SRT6 Service Manual page 3733

ZH
9917 TRUNK LATCH UNLOCKED SIGNAL CIRCUIT OPEN (CONTINUED)
• When Monitored: Continuously, with the ignition on.
• Set Condition: When the Power Top Control Module (PTCM) senses the Trunk Latch Locked signal is
not active and the control module senses B(+) on the Trunk Latch Unlocked circuit.
OPEN TRUNK LATCH UNLOCKED CIRCUIT
OPEN TRUNK LATCH ASSEMBLY GROUND CIRCUIT
TRUNK LATCH ASSEMBLY
POWER TOP CONTROL MODULE
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.
Diagnostic Test
1.
Read DTCs
Turn the ignition on.
With the DRBIII , read Current DTCs.
Are both Trunk Latch Signal Circuit Open DTCs set?
Yes >> Check the Trunk Latch Assembly ground circuit for a
loose, damaged or corroded ground circuit. If the ground
circuit is OK, replace the Trunk Latch Assembly.
Perform POWER TOP CONTROL MODULE VERIFICA-
TION TEST.
No >> Go To 2
2.
Trunk Latch Assembly
Turn the ignition off.
Disconnect the Trunk Latch Assembly C1 harness connector.
Note: Check connectors — Clean/repair as necessary.
Connect a fused jumper wire between the Trunk Latch Unlocked Sig-
nal circuit and the Trunk Latch Assembly Ground circuit of the Trunk
Latch Assembly C1 harness connector.
Turn the ignition on.
With DRBIII , select Input/Output Display and monitor the TRUNK
LTCH UNLCK SW.
Does the DRBIII display TRUNK LTCH UNLCK SW "ACTIVE"?
Yes >> Replace the Trunk Latch Assembly.
Perform POWER TOP CONTROL MODULE VERIFICA-
TION TEST.
No >> Go To 3
Possible Causes
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