Table of Contents
Advertisement
Symptom:
LICENSE PLATE LAMP OUTPUT OPEN-IPM
When Monitored and Set Condition:
LICENSE PLATE LAMP OUTPUT OPEN-IPM
When Monitored: Output is OFF.
Set Condition: The IPM detects an open fault condition. Time to set is 1 second.
GROUND CIRCUIT OPEN
INTEGRATED POWER MODULE
LICENSE PLATE LAMP
LICENSE PLATE LAMP DRIVER OPEN
WIRING HARNESS INSPECTION
TEST
1
Turn the ignition on.
With the DRBIII , erase the IPM DTC's.
Turn the License Plate Lamp on.
With the DRB, read the IPM DTC's.
Does the DRBIII read: License Plate Lamp Output Open?
Yes → Go To 2
→ Go To 5
No
2
Turn the ignition off.
Disconnect the License Plate Lamp 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?
Yes → Go To 3
→ Repair the Ground circuit for an open.
No
3
Turn the ignition off.
Disconnect the License Plate Lamp.
Disconnect the IPM C9 harness connector.
Measure the resistance of the License Plate Lamp Driver circuit.
Is the resistance below 10.0 ohms?
Yes → Go To 4
→ Repair the License Plate Lamp Driver circuit for an open.
No
POSSIBLE CAUSES
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
EXTERIOR LIGHTING
459
APPLICABILITY
All
All
All
Advertisement
Table of Contents
