Using Scan Tool
- Connect scan tool to Data Link Connector (DLC) located under steering column. If scan tool powers up, go to next step. If scan tool does not power up, go to SCAN TOOL DOES NOT POWER UP
under SELF-DIAGNOSTIC SYSTEM in BODY CONTROL MODULES - CORVETTE article.
- Turn ignition on. Attempt to establish communication with the Left and Right Door Control Modules (LDCM/RDCM). If scan tool communicates with both DCMs, go to next step. If scan tool does not communicate with both DCMs, go to SCAN TOOL DOES NOT COMMUNICATE WITH CLASS 2 DEVICE
under SELF-DIAGNOSTIC SYSTEM in BODY CONTROL MODULES - CORVETTE article.
- Using scan tool, select DISPLAY DTCs function for LDCM and RDCM. If scan tool displays any DTCs, go to next step. If scan tool does not display and DTCs, diagnose by symptom. See SYMPTOM TESTS
.
- Retrieve DTCs and perform appropriate test. See DIAGNOSTIC TROUBLE CODE INDEX
table.
DIAGNOSTIC TROUBLE CODE INDEX
| DTC |
Description |
| B2202 |
Left Window Up Switch Fault (LDCM) |
| B2203 |
Right Window Up Switch Fault (RDCM) |
| B2204 |
Left Window Down Switch Fault (LDCM) |
| B2205 |
Right Window Down Switch Fault (RDCM) |
| B2206 |
Right Window Up Switch Fault (LDCM) |
| B2208 |
Right Window Down Switch Fault (LDCM) |
| B2274 |
Left Window Motor Fault (LDCM) |
| B2275 |
Right Window Motor Fault (RDCM) |
| B2282 |
Battery No. 1 Fault (LDCM) |
| B2283 |
Battery No. 1 Fault (RDCM) |
| B2284 |
Battery No. 2 Fault (LDCM) |
| B2285 |
Battery No. 2 Fault (RDCM) |
| UXXXX |
|