Chrysler 2005 Crossfire SRT6 Service Manual page 3659

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9721 LEFT ROTATION RELAY CONTROL CIRCUIT OPEN/SHORT TO B(+) (CONTINUED)
• When Monitored: With the ignition on, the Power Top Control Module (PTCM) continuously senses the
voltage on the Left Rotation Relay Control circuit.
• Set Condition: When the PTCM senses B(+) on the Left Rotation Relay Control circuit.
LEFT ROTATION RELAY
OPEN LEFT ROTATION RELAY CONTROL CIRCUIT
OPEN ROTATION RELAY GROUND CIRCUIT
LEFT ROTATION RELAY CONTROL CIRCUIT SHOR TO B(+)
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 Right/Left Relay Control Circuit Open/Short to B(+)
DTCs set?
Yes >> Go To 6
No >> Go To 2
2.
Left Rotation Relay Control Circuit For Short To B(+)
Turn the ignition off.
Disconnect the PTCM C2 harness connector.
Note: Check connectors — Clean/repair as necessary.
Turn the ignition on.
Measure the voltage of the Left Rotation Relay Control circuit at the
PTCM C2 harness connector.
Is the voltage below 1.0 volts?
Yes >> Go To 3
No >> Repair the Left Rotation Relay Control circuit for a short to
B(+).
Perform POWER TOP CONTROL MODULE VERIFICA-
TION TEST.
Possible Causes
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