Chrysler Pacifica. Manual — part 127
Symptom:
RIGHT FRONT SIDE MARKER LAMP SHORT TO GROUND-IPM
When Monitored and Set Condition:
RIGHT FRONT SIDE MARKER LAMP SHORT TO GROUND-IPM
When Monitored:
Output is ON.
Set Condition:
The IPM detects a short fault condition. Time to set is 1 second.
POSSIBLE CAUSES
INTEGRATED POWER MODULE
RIGHT FRONT SIDE MARKER LAMP
RIGHT FRONT SIDE MARKER LAMP DRIVER STG
WIRING PROBLEM
WIRING HARNESS INSPECTION
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, clear the IPM DTC’s.
Turn the Side Marker Lamps on.
With the DRBIII
t, read IPM DTC’s.
Is this DTC present?
All
Yes
→ Go To 3
No
→ Go To 2
2
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
Yes
→ Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 3
3
Turn the ignition off.
Disconnect the Right Front Side Marker Lamp.
Disconnect the Intelligent Power Module C5 harness connector.
Measure the resistance between Ground and the Right Front Side Marker Lamp
Driver circuit.
Is the resistance below 100.0 ohms?
All
Yes
→ Repair the Right Front Side Marker Lamp Driver circuit for a
short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 4
505
EXTERIOR LIGHTING
TEST
ACTION
APPLICABILITY
4
Turn the ignition off.
Turn the Side Marker Lamps off.
Install a substitute Side Marker Lamp Bulb in place of the Right Side Marker Lamp
Bulb.
Turn the ignition on.
With the DRBIII
t, erase the IPM DTC’s.
Turn the Side Marker Lamps on.
With the DRBIII
t, read IPM DTC’s.
Does the DRBIII
t display this DTC?
All
Yes
→ Go To 5
No
→ Replace the original Right Front Side Marker Lamp Bulb.
Perform BODY VERIFICATION TEST - VER 1.
5
Turn the ignition off.
Inspect the wiring and connectors associated with the Right Front Side Marker Lamp
Driver circuit.
Were any problems found?
All
Yes
→ Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Integrated Power Module.
Perform BODY VERIFICATION TEST - VER 1.
506
EXTERIOR LIGHTING
RIGHT FRONT SIDE MARKER LAMP SHORT TO GROUND-IPM —
Continued
Symptom:
RIGHT FRONT TURN SIGNAL OUTPUT OPEN-BCM
POSSIBLE CAUSES
INTERMITTENT CONDITION
GROUND CIRCUIT OPEN
TURN SIGNAL LAMP OPEN
RIGHT FRONT TURN SIGNAL LAMP DRIVER CIRCUIT OPEN
RIGHT FRONT TURN SIGNAL DRIVER CIRCUIT OPEN
BODY CONTROL MODULE
TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
With the DRBIII
t, clear all BCM DTC’s.
Actuate the Turn Signals.
With the DRBIII
t, read the DTC information.
Does the DRBIII
t read: Right Front Turn Signal Output Open?
All
Yes
→ 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.
Disconnect the Right Front Turn Signal harness connector.
Using a 12-volt test light connected to 12-volts, check the ground circuit.
Does the test light illuminate brightly?
All
Yes
→ Go To 3
No
→ Repair the Ground Circuit.
Perform BODY VERIFICATION TEST - VER 1.
3
Turn the ignition off.
Disconnect the Right Front Turn Signal Lamp connector.
Turn the ignition on.
Turn the Right Turn Signal on.
Using a 12-volt test light connected to ground, check the Right Front Turn Signal
Driver circuit.
Does the test light illuminate brightly?
All
Yes
→ Replace the Turn Signal Lamp.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 4
507
EXTERIOR LIGHTING
TEST
ACTION
APPLICABILITY
4
Turn the ignition off.
Disconnect the BCM C2 harness connector.
Measure the resistance of the Right Front Turn Signal Driver Circuit and ground.
Is the resistance above 5.0 ohms?
All
Yes
→ Repair the Right Front Turn Signal Lamp Driver Circuit for an
open condition.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Go To 5
5
Turn the ignition off.
Disconnect the Body Control Module C2 connector.
Measure the resistance of the Right Front Turn Signal Driver Circuit to ground.
Is the resistance above 5.0 ohms?
All
Yes
→ Repair the Right Front Turn Signal Driver Circuit for an open
condition.
Perform BODY VERIFICATION TEST - VER 1.
No
→ Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
508
EXTERIOR LIGHTING
RIGHT FRONT TURN SIGNAL OUTPUT OPEN-BCM —
Continued
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