Chrysler Concorde 2004 Service Manual page 1130

BRAKES (CAB)
Symptom:
SYSTEM UNDER VOLTAGE
When Monitored and Set Condition:
SYSTEM UNDER VOLTAGE
When Monitored: Ignition on. The CAB monitors the Fused Ignition Switch Output
circuit voltage above 10 km/h (6 mph) for proper system voltage.
Set Condition: If the voltage is below 9.5 volts, the Diagnostic Trouble Code (DTC) is set.
INTERMITTENT DTC
DAMAGED CAB/CAB HARNESS CONNECTOR
RUNNING BATTERY VOLTAGE LOW
CAB - GROUND CIRCUIT OPEN
FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT OPEN
CAB - INTERNAL FAULT
TEST
1 Turn the ignition on.
With the DRBIII , read DTC's.
With the DRBIII , erase DTC's.
Turn the ignition off.
Turn the ignition on.
Start the engine.
Drive the vehicle above 16 km/h (10 mph) for at least 20 seconds.
Stop the vehicle
With the DRBIII , read DTC's.
Does the DRBIII display SYSTEM UNDER VOLTAGE ?
Yes → Go To 2
→ Go To 6
No
2 Engine Running.
Measure the battery voltage.
Is the battery voltage below 10 volts?
Yes → Refer to appropriate service information for charging system
→ Go To 3
No
POSSIBLE CAUSES
ACTION
testing and repair.
Perform ABS VERIFICATION TEST - VER 1.
34
APPLICABILITY
All
All