battery CHRYSLER VOYAGER 2001 Service Manual

Symptom:
FRONT FOG LAMP SHORTED TO BATTERY
When Monitored and Set Condition:
FRONT FOG LAMP SHORTED TO BATTERY
When Monitored: Ignition On.
Set Condition: When a battery fault condition is present.
POSSIBLE CAUSES
INTERMITTENT CONDITION
FOG LAMP RELAY
FRONT CONTROL MODULE
INTELLIGENT POWER MODULE
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, clear all IPM DTC's.
Turn the Fog Lamps on.
With the DRBIIIt, read the DTC information.
Does the DRBIIItread: Front Fog Lamp Shorted To Battery?All
Ye s®Go To 2
No®The condition that caused the symptom is currently not present.
Inspect the related wiring for a possible intermittent condition.
Look for any chafed, pierced,pinched, or partially broken wires.
Perform BODY VERIFICATION TEST - VER 1.
2 Turn the ignition off.
Remove and install a known good relay in place of the Fog Lamp Relay.
Do the Fog Lamps operate normally?All
Ye s®Replace the Fog Lamp Relay.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
3 Turn the ignition off.
Remove the Fog Lamp Relay from the IPM.
Remove the Front Control Module from the IPM.
Measure the voltage of the Fog Lamp Relay Control circuit and ground.
Is the voltage above 1.0 volts?All
Ye s®Replace the Intelligent Power Module.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
448
EXTERIOR LIGHTING

Symptom:
LEFT HIGH BEAM HEADLAMP CIRCUIT OPEN
POSSIBLE CAUSES
FRONT CONTROL MODULE
GROUND CIRCUIT OPEN
LEFT HEADLAMP
LEFT HIGH BEAM DRIVER CIRCUIT OPEN
WIRING HARNESS INSPECTION
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRB, erase the Front Control Module DTC's.
Turn the headlamps on.
Switch the headlamps between high beam and low beam several times, pausing for
5 seconds in each position.
With the DRB, read Front Control Module DTC's.
Is this DTC present?All
Ye s®Go To 2
No®Go To 5
2 Turn the ignition off.
Disconnect the Left Headlamp harness connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Does the test light illuminate brightly?All
Ye s®Go To 3
No®Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
3 Turn the ignition off.
Disconnect the Left Headlamp.
Disconnect the Front Control Module from the Intelligent Power Module.
Measure the resistance of the Left High Beam Driver circuit.
Is the resistance below 10.0 ohms?All
Ye s®Go To 4
No®Repair the Left High Beam Driver circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
462
EXTERIOR LIGHTING

TEST ACTION APPLICABILITY
4 Turn the ignition off.
Disconnect the Left Headlamp harness connector.
Using a 12-volt test light connected to ground, check the Left High Beam Driver
circuit in the Left Headlamp harness connector.
Turn the high beam headlamps on.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Does the test light illuminate brightly?All
Ye s®Replace the Left Headlamp Bulb.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
5 Turn the ignition off.
NOTE: Visually inspect the related wiring harness and circuits. Look for
any chafed, pierced, pinched, or partially broken wires.
NOTE: Visually inspect the related wiring harness connectors. Look for
broken, bent, pushed out, or corroded terminals.
Note: Refer to any Technical Service Bulletins (TSB) that may apply.
Were any problems found?All
Ye s®Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
463
EXTERIOR LIGHTING
LEFT HIGH BEAM HEADLAMP CIRCUIT OPEN ÐContinued

Symptom:
LEFT HIGH BEAM HEADLAMP CIRCUIT SHORTED TO VOLTAGE
POSSIBLE CAUSES
FRONT CONTROL MODULE
GROUND CIRCUIT OPEN
HIGH BEAM AND LOW BEAM DRIVERS CIRCUITS SHORTED TOGETHER
LEFT HEADLAMP
LEFT HIGH BEAM DRIVER CIRCUIT SHORTED TO VOLTAGE
WIRING PROBLEM
WIRING HARNESS INSPECTION
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRB, erase the Front Control Module DTC's.
Turn the headlamps on.
Switch the headlamps between high beam and low beam several times, pausing for
5 seconds in each position.
With the DRB, read Front Control Module DTC's.
Is this DTC present?All
Ye s®Go To 2
No®Go To 7
2 Turn the ignition off.
Disconnect the Left Headlamp harness connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Does the test light illuminate brightly?All
Ye s®Go To 3
No®Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
3 Turn the ignition off.
Disconnect the Left Headlamp harness connector.
Disconnect the Front Control Module.
Measure the resistance between the Left High Beam Driver circuit and the Left Low
Beam Driver circuit at the Left Headlamp harness connector.
Is the resistance below 100.0 ohms?All
Ye s®Repair the Left High Beam Driver circuit for a short to the Left
Low Beam Driver circuit.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 4
466
EXTERIOR LIGHTING

Symptom:
LEFT LOW BEAM HEADLAMP CIRCUIT OPEN
POSSIBLE CAUSES
FRONT CONTROL MODULE
GROUND CIRCUIT OPEN
LEFT HEADLAMP
LEFT LOW BEAM DRIVER CIRCUIT OPEN
WIRING HARNESS INSPECTION
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRB, erase the Front Control Module DTC's.
Turn the headlamps on.
Switch the headlamps between high beam and low beam several times, pausing for
5 seconds in each position.
With the DRB, read Front Control Module DTC's.
Is this DTC present?All
Ye s®Go To 2
No®Go To 5
2 Turn the ignition off.
Disconnect the Left Headlamp harness connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Does the test light illuminate brightly?All
Ye s®Go To 3
No®Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
3 Turn the ignition off.
Disconnect the Left Headlamp.
Disconnect the Front Control Module from the Intelligent Power Module.
Measure the resistance of the Left Low Beam Driver circuit.
Is the resistance below 10.0 ohms?All
Ye s®Go To 4
No®Repair the Left Low Beam Driver circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
468
EXTERIOR LIGHTING

TEST ACTION APPLICABILITY
4 Turn the ignition off.
Disconnect the Left Headlamp harness connector.
Using a 12-volt test light connected to ground, check the Left Low Beam Driver
circuit in the Left Headlamp harness connector.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Turn the low beam headlamps on.
Does the test light illuminate brightly?All
Ye s®Replace the Left Headlamp Bulb.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
5 Turn the ignition off.
NOTE: Visually inspect the related wiring harness and circuits. Look for
any chafed, pierced, pinched, or partially broken wires.
NOTE: Visually inspect the related wiring harness connectors. Look for
broken, bent, pushed out, or corroded terminals.
Note: Refer to any Technical Service Bulletins (TSB) that may apply.
Were any problems found?All
Ye s®Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
469
EXTERIOR LIGHTING
LEFT LOW BEAM HEADLAMP CIRCUIT OPEN ÐContinued

Symptom:
LEFT LOW BEAM HEADLAMP CIRCUIT SHORTED TO VOLTAGE
POSSIBLE CAUSES
FRONT CONTROL MODULE
GROUND CIRCUIT OPEN
HIGH BEAM AND LOW BEAM DRIVERS CIRCUITS SHORTED TOGETHER
LEFT HEADLAMP
LEFT LOW BEAM DRIVER CIRCUIT SHORTED TO VOLTAGE
WIRING PROBLEM
WIRING HARNESS INSPECTION
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRB, erase the Front Control Module DTC's.
Turn the headlamps on.
Switch the headlamps between high beam and low beam several times, pausing for
5 seconds in each position.
With the DRB, read Front Control Module DTC's.
Is this DTC present?All
Ye s®Go To 2
No®Go To 7
2 Turn the ignition off.
Disconnect the Left Headlamp harness connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Does the test light illuminate brightly?All
Ye s®Go To 3
No®Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
3 Turn the ignition off.
Disconnect the Left Headlamp harness connector.
Disconnect the Front Control Module.
Measure the resistance between the Left High Beam Driver circuit and the Left Low
Beam Driver circuit at the Left Headlamp harness connector.
Is the resistance below 100.0 ohms?All
Ye s®Repair the Left High Beam Driver circuit for a short to the Left
Low Beam Driver circuit.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 4
472
EXTERIOR LIGHTING

Symptom:
PARK LAMP OUTPUT 1 SHORT TO BATTERY
When Monitored and Set Condition:
PARK LAMP OUTPUT 1 SHORT TO BATTERY
When Monitored: Ignition on.
Set Condition: When a battery fault condition is present.
POSSIBLE CAUSES
INTERMITTENT CONDITION
PARK LAMP RELAY
FRONT CONTROL MODULE
INTELLIGENT POWER MODULE
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, clear all FCM DTC's.
Turn the Park Lamps on.
With the DRBIIIt, read the DTC information.
Does the DRBIIItread: Park Lamp Output 1 Short to BATT?All
Ye s®Go To 2
No®The condition that caused the symptom is currently not present.
Inspect the related wiring for a possible intermittent condition.
Look for any chafed, pierced,pinched, or partially broken wires.
Perform BODY VERIFICATION TEST - VER 1.
2 Turn the ignition off.
Remove and install a known good relay in place of the Park Lamp Relay.
Do the Park Lamps operate normally?All
Ye s®Replace the Park Lamp Relay.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
3 Turn the ignition off.
Remove the Park Lamp Relay from the IPM.
Remove the Front Control Module from the IPM.
Measure the voltage of the Park Lamp Relay Control circuit and ground.
Is the voltage above 1.0 volts?All
Ye s®Replace the Intelligent Power Module.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
482
EXTERIOR LIGHTING

Symptom:
PARK LAMP OUTPUT 2 SHORT TO BATTERY
When Monitored and Set Condition:
PARK LAMP OUTPUT 2 SHORT TO BATTERY
When Monitored: Ignition on.
Set Condition: When a battery fault condition is present.
POSSIBLE CAUSES
INTERMITTENT CONDITION
PARK LAMP RELAY
FRONT CONTROL MODULE
INTELLIGENT POWER MODULE
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, clear all FCM DTC's.
Turn the Park Lamps on.
With the DRBIIIt, read the DTC information.
Does the DRBIIItread: Park Lamp Output 2 Short to BATTAll
Ye s®Go To 2
No®The condition that caused the symptom is currently not present.
Inspect the related wiring for a possible intermittent condition.
Look for any chafed, pierced,pinched, or partially broken wires.
Perform BODY VERIFICATION TEST - VER 1.
2 Turn the ignition off.
Remove and install a known good relay in place of the Park Lamp Relay.
Do the Park Lamps operate normally?All
Ye s®Replace the Park Lamp Relay.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
3 Turn the ignition off.
Remove the Park Lamp Relay from the IPM.
Remove the Front Control Module from the IPM.
Measure the voltage of the Park Lamp Relay Control circuit and ground.
Is the voltage above 1.0 volts?All
Ye s®Replace the Intelligent Power Module.
Perform BODY VERIFICATION TEST - VER 1.
No®Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
485
EXTERIOR LIGHTING

Symptom:
RIGHT HIGH BEAM HEADLAMP CIRCUIT OPEN
POSSIBLE CAUSES
FRONT CONTROL MODULE
GROUND CIRCUIT OPEN
RIGHT HEADLAMP
RIGHT HIGH BEAM DRIVER CIRCUIT OPEN
WIRING HARNESS INSPECTION
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRB, erase the Front Control Module DTC's.
Turn the headlamps on.
Switch the headlamps between high beam and low beam several times, pausing for
5 seconds in each position.
With the DRB, read Front Control Module DTC's.
Is this DTC present?All
Ye s®Go To 2
No®Go To 5
2 Turn the ignition off.
Disconnect the Right Headlamp harness connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Does the test light illuminate brightly?All
Ye s®Go To 3
No®Repair the Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
3 Turn the ignition off.
Disconnect the Right Headlamp.
Disconnect the Front Control Module from the Intelligent Power Module.
Measure the resistance of the Right High Beam Driver circuit.
Is the resistance below 10.0 ohms?All
Ye s®Go To 4
No®Repair the Right High Beam Driver circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
490
EXTERIOR LIGHTING