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Instrument Cluster Diagnostic System Check

WARNING: This page is about a different car, the 2001 Cadillac Seville. However, it is still accessible from the selected car via links, so may be relevant.
  1. Connect scan tool to Data Link Connector (DLC). DLC is located below left side of instrument panel, near steering column. See Figure . 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.
  2. Turn ignition switch to RUN position. Using scan tool, attempt to communicate with Dash Integration Module (DIM), Electronic Brake Control Module (EBCM), Sensing And Diagnostic Module (SDM), Instrument Panel Cluster (IPC), Instrument Panel Module (IPM), Powertrain Control Module (PCM), Rear Integration Module (RIM) and theft deterrent module. If scan tool communicates with all modules, go to next step. If scan tool does not communicate with all modules, perform TEST B: SCAN TOOL DOES NOT COMMUNICATE WITH CLASS 2 DEVICE  under SYSTEM TESTS.
  3. Using scan tool, select DISPLAY DTCs for DIM, EBCM, SDM, IPC, IPM, PCM, RIM and theft deterrent module. If scan tool displays any DTCs, go to next step. If scan tool does not display any DTCs, repair instrument panel by symptom. See ANALOG INSTRUMENT PANELS - SEVILLE article.
  4. If scan tool does not display any DTCs which begin with "U", go to next step. If scan tool displays any DTCs which begin with "U", perform TEST B: SCAN TOOL DOES NOT COMMUNICATE WITH CLASS 2 DEVICE  under SYSTEM TESTS.
  5. If scan tool does not display DTCs B1000, B1004, B1007, B1009, B1390, B1556, B1652, B1656, B1658, or B1805, go to next step. If scan tool displays DTCs B1000, B1004, B1007, B1009, B1390, B1556, B1652, B1656, B1658, or B1805, perform appropriate test in accordance with DTC retrieved. See DIAGNOSTIC TROUBLE CODE DEFINITIONS  .
  6. If scan tool displays DTCs B1327, B1328, B1513, B1514, B1982, B1983, P0560, P0562, P0563, P0615, P0621, or P0622, perform appropriate test in accordance with DTC retrieved. See GENERATORS & REGULATORS - SEVILLE article in STARTING & CHARGING SYSTEMS. If scan tool does not display DTCs B1327, B1328, B1513, B1514, B1982, B1983, P0560, P0562, P0563, P0615, P0621, or P0622, perform appropriate test in accordance with DTC retrieved. See DIAGNOSTIC TROUBLE CODE DEFINITIONS  .
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