Chrysler 2005 Crossfire SRT6 Service Manual page 3081

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(PO563) SYSTEM OVERVOLTAGE (CONTINUED)
3.
ENGINE CHARGING SYSTEM DTCS PRESENT
With the ignition on.
With the DRB III , read Engine DTCs.
Are any Engine Charging System DTCs present?
Yes >> Refer to the Engine - Electrical Diagnostics category and
perform the appropriate symptom.
No >> Go To 4
4.
TRACTION SYSTEM RELAY OUTPUT VOLTAGE HIGH AT TCM
Turn the ignition off.
Disconnect the TCM C1 harness connector.
Note: Check connectors - Clean/repair as necessary.
Start the engine.
Increase the engine speed to 1500 RPM.
Measure the voltage of the Traction System Relay Output circuit in the
TCM C1 harness connector.
Is the voltage below 16.9 volts?
Yes >> Replace the Transmission Control Module. (Refer to 8 -
ELECTRICAL/ELECTRONIC
TRANSMISSION CONTROL MODULE - REMOVAL).
Perform NAG1 TRANSMISSION VERIFICATION TEST.
No >> Refer to the Engine - Electrical Diagnostics category and
perform the appropriate symptom.
NAG1 - ELECTRICAL DIAGNOSTICS 21 - 11
CONTROL MODULES/