Cylinder Lock Switch Inoperative; Cylinder Lock Switch Will Not Arm And/Or Disarm Alarm - Dodge Ram 2004 Service Manual

Symptom List:

*CYLINDER LOCK SWITCH INOPERATIVE

*CYLINDER LOCK SWITCH WILL NOT ARM AND/OR DISARM
ALARM
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be *CYLINDER LOCK SWITCH
INOPERATIVE.
DTC PRESENT
CYLINDER LOCK SWITCH GROUND OPEN
CYLINDER LOCK SWITCH MUX CIRCUIT OPEN
CYLINDER LOCK SWITCH OPEN
INSTRUMENT CLUSTER - OPEN
TEST
1 Turn the ignition on.
With the DRBIII , read DTC's.
Are there any Power Door Lock related trouble codes?
Yes → Refer to symptom list for problems related to Power Door Locks.
→ Go To 2
No
2 Disconnect the Cylinder Lock Switch connector.
Measure the voltage between Cylinder Lock Switch Mux circuit and ground.
Is the voltage between 4.6 and 5.2 volts?
Yes → Go To 3
→ Go To 4
No
3 Disconnect the Cylinder Lock Switch connector.
Using a 12-volt test light connected to 12-volts, check the Ground circuit.
Does the test light illuminate brightly?
Yes → Replace the Cylinder Lock Switch.
→ Repair the Ground circuit for an open.
No
POSSIBLE CAUSES
ACTION
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
POWER DOOR LOCKS/RKE
485
APPLICABILITY
All
All
All