Hood Ajar Circuit Open - Dodge ZB 2005 Service Manual

Symptom:

*HOOD AJAR CIRCUIT OPEN

HOOD AJAR SWITCH GROUND CIRCUIT OPEN
INTERMITTENT CONDITION
HOOD AJAR SWITCH
HOOD AJAR SWITCH SENSE CIRCUIT OPEN
BODY CONTROL MODULE - HOOD AJAR CIRCUIT OPEN
TEST
1 Open the Hood.
With the DRBIII in Inputs/Outputs, read the HOOD AJAR SW state.
Does the DRBIII display CLOSED?
Yes → The condition that caused this symptom is currently not present.
→ Go To 2
No
2 Disconnect the Hood Ajar switch connector.
Using a 12-volt Test Light connected to 12-volts, test the Ground circuit for
continuity.
Does the light illuminate?
Yes → Go To 3
→ Repair the Ground circuit for an open.
No
3 Disconnect the Hood Ajar Switch connector.
With the DRBIII in Inputs/Outputs, read the HOOD AJAR SW state.
Connect a jumper wire between Sense circuit and the Ground circuit.
Does the DRBIII display HOOD AJAR SW: CLOSED?
Yes → Replace the Hood Ajar Switch.
→ Go To 4
No
4 Disconnect the Body Control Module C4 harness connector.
Disconnect the Hood Ajar Switch harness connector.
Measure the resistance of the Sense circuit.
Is the resistance below 5.0 ohms?
Yes → Go To 5
→ Repair the Hood Ajar Switch Sense circuit for an open.
No
5 If there are no possible causes remaining, view repair.
Repair
POSSIBLE CAUSES
ACTION
Inspect the related wiring harness for a possible intermittent
condition. Look for any partially open connectors or broken wires.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
179
DOOR AJAR
APPLICABILITY
All
All
All
All
All