Chrysler 2005 Crossfire SRT6 Service Manual page 459

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1212-CAB SYSTEM OVERVOLTAGE (CONTINUED)
When Monitored and Set Condition
• When Monitored: Ignition on. The Controller Antilock Brake (CAB) monitors the Fused B(+) circuit at all times
for proper system voltage.
• Set Condition: If the voltage is above 16 volts for greater than 500 milliseconds (ms), the Diagnostic Trouble
Code (DTC) is set.
SYSTEM VOLTAGE HIGH
GROUND CIRCUIT OPEN
CONTROLLER ANTILOCK BRAKE (CAB)
For a complete Antilock Brake System (ABS) Circuit Diagram (Refer to 5 - BRAKES/ELECTRICAL - SCHEMATICS
AND DIAGRAMS).
Diagnostic Test
1.
WITH THE DRB III , READ DTCs
Turn the ignition on.
With the DRB III , erase DTCs.
Turn the ignition off.
Turn the ignition on.
Start the engine.
With the DRB III , read DTCs.
Does the DRB III display a System Overvoltage DTC?
Yes >> Go to 2
No >> The condition that caused this DTC to set is currently not
present. Inspect the related wiring harness for a possible
intermittent condition.
2.
MEASURE THE BATTERY VOLTAGE
Start the engine.
Raise engine speed above 1,800 RPM.
Measure the battery voltage.
Is the voltage above 16 volts?
Yes >> Refer to the appropriate service information for charging
system testing and repair.
Perform ABS VERIFICATION TEST.
No >> Go to 3
BRAKES - ABS ELECTRICAL DIAGNOSTICS 5 - 293
POSSIBLE CAUSES