Dodge Durango (HB). Manual - part 354
B1629-CARGO LAMP OUTPUT CIRCUIT OPEN (CONTINUED)
For the Interior Lighting circuit diagram (Refer to 8 - ELECTRICAL/LAMPS/LIGHTING - INTERIOR - SCHEMATICS
AND DIAGRAMS).
For a complete wiring diagram Refer to Section 8W.
•
When Monitored:
•
Set Condition:
Possible Causes
HEADLAMP SWITCH
(M22) CARGO LAMP OUTPUT CIRCUIT OPEN
INSTRUMENT CLUSTER
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.
Diagnostic Test
1.
INTERMITTENT CONDITION
turn the ignition on.
With the Scan Tool, clear all CCN DTC’s.
Turn the Cargo Lamps on.
With the Scan Tool, read the DTC information.
Does the SCan Tool read: B1629-CARGO LAMP OUTPUT CIRCUIT OPEN?
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 the BODY VERIFICATION TEST — VER 1.
2.
HEADLAMP SWITCH
Disconnect the Headlamp Switch connector.
Turn the ignition on.
Using the Scan Tool, read DTC’s.
Does the Scan Tool display Headlamp Switch 5.0 volts?
Yes
>> Go To 3
No
>> Replace the Headlamp Switch.
Perform the BODY VERIFICATION TEST VER — 1.
HB
LAMPS/LIGHTING - INTERIOR - ELECTRICAL DIAGNOSTICS
8L - 135