Test Description
The number below refers to the step number on the diagnostic table.
- 3: This step checks for a short to voltage.
DTC B1003
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Keyless Entry Schematics | |||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
| 2 |
|
Go to Step 3 | Go to Step 4 |
| 3 | Test the keyless entry serial data circuit for a short to voltage. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 8 | Go to Step 5 |
| 4 | Inspect for poor connections at the harness connector of the RCDLR. Refer to Testing for Intermittent Conditions and Poor Connections
andConnector Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 8 | Go to Step 6 |
| 5 | Inspect for poor connections at the harness connector of the body control module (BCM). Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 8 | Go to Step 7 |
| 6 |
IMPORTANT:
All transmitters which are to be recognized by the RCDLR must be programmed in a single programming sequence. If the system is placed in program mode it will erase all previously programmed transmitters upon the receipt of the programming signal from the first transmitter. Replace the RCDLR. Refer to Remote Control Door Lock Receiver Replacement .Did you complete the replacement? |
Go to Step 8 | - |
| 7 |
IMPORTANT:
Perform the BCM programming procedure when replacing the BCM. Refer to Body Control Module (BCM) Programming/RPO Configuration
in Computer/Integrating Systems for replacement, setup, and programming. Replace the BCM. Refer to Body Control Module Replacement
in Computer/Integrating Systems for replacement, setup, and programming.Did you complete the replacement? |
Go to Step 8 | - |
| 8 |
|
Go to Step 2 | System OK |