Instrument Panel Cluster Diagnostic System Check
WARNING: This page is about a different car, the 2002 Pontiac Firebird and 2002 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.
- Connect scan tool to Data Link Connector (DLC). DLC is located below left side of instrument panel. If scan tool powers up, go to next step. If scan tool does not power up, perform TEST A: SCAN TOOL DOES NOT POWER UP under SYSTEM TESTS.
- Turn ignition switch to RUN position. Attempt to establish communication with Instrument Panel Cluster (IPC), Electronic Brake Control Module (EBCM), Sensing Diagnostic Module (SDM) and Powertrain Control Module (PCM). If scan tool communicates with all control modules, go to next step. If scan tool does not communicate with any control module, perform, TEST B: SCAN TOOL DOES NOT COMMUNICATE WITH CLASS 2 DEVICE under SYSTEM TESTS.
- Using scan tool, select DISPLAY DTCs function for IPC, EBCM, SDM and PCM. If scan tool displays any DTCs, go to next step. If scan tool does not display any DTCs, repair IPC by symptom. See appropriate INSTRUMENT PANELS article.
- If scan tool does not display any DTCs which begin with a "U", go to next step. If scan tool displays any DTCs which begin with a "U", perform TEST B: SCAN TOOL DOES NOT COMMUNICATE WITH CLASS 2 DEVICE under SYSTEM TESTS.
- If scan tool does not display DTC B1000, go to next step. If scan tool displays DTC B1000, perform DTC B1000: BODY CONTROL MODULE INTERNAL FAULT under DIAGNOSTIC TESTS.
- If scan tool displays DTCs P0560, P0562, P0563, P0620 or P1637, see appropriate GENERATORS & REGULATORS article in STARTING & CHARGING SYSTEMS. I scan tool displays DTC P0615, see appropriate STARTERS article in STARTING & CHARGING SYSTEMS. If scan tool displays any other DTCs, perform appropriate test in accordance with DTC retrieved. See DIAGNOSTIC TROUBLE CODE DEFINITIONS .