Symptom:
*REMOTE KEYLESS ENTRY PROBLEM
POSSIBLE CAUSES
DTC PRESENT
SUBSTITUTE TRANSMITTER
IOD B(+) CIRCUIT OPEN
GROUND CIRCUIT OPEN
REMOTE KEYLESS ENTRY INTERFACE WIRE OPEN
REMOTE KEYLESS ENTRY INTERFACE WIRE SHORT TO GROUND
BODY CONTROL MODULE - INTERFACE OPEN
REMOTE KEYLESS ENTRY MODULE - OPEN
TEST ACTION APPLICABILITY
1 With the DRBIIIt, read DTC’s.
Does the DRBIIIt display any RKE related trouble codes?
All
Yes → Refer to symptom list for problems related to POWER DOOR
LOCKS/RKE.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 2
2 NOTE: Before proceeding, ensure the original transmitter battery is ap-
proximately 3.2 volts. If not, replace the battery.
Secure a known good ZB or RS transmitter.
With the DRBIIIt, enter BODY, BODY COMPUTER, MISCELLANEOUS then
PROGRAM RKE and follow the instructions on the DRBIIIt.
Press the Lock or Unlock button on the transmitter.
Did the RKE respond correctly?
All
Yes → Replace the original transmitter and reprogram all transmitters
used with this vehicle.
Perform BODY VERIFICATION TEST - VER 1.
No → Go To 3
3 Gain access to the RKE module.
Turn the ignition off and disconnect the RKE module connector.
Measure the voltage between IOD - B(+) circuit and ground.
Is the voltage above 10.0 volts?
All
Yes → Go To 4
No → Repair the IOD - B(+) circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
335
POWER DOOR LOCKS/RKE
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