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Tire Pressure Monitoring System Diagnostic System Check

  1. Turn ignition switch to OFF position. Connect scan tool to Data Link Connector (DLC). DLC is located below left side of instrument panel, to right of steering column. See Figure . Turn ignition switch to RUN position. If scan tool powers up, go to next step. If scan tool does not power up, go to TEST G: SCAN TOOL DOES NOT POWER UP  under SYSTEM TESTS.
  2. Turn ignition switch to RUN position. Try to establish scan tool communication with Electronic Brake Control Module (EBCM). If communication with EBCM is established, go to next step. If communication with EBCM is not established, go to TEST F: SCAN TOOL DOES NOT COMMUNICATE WITH CLASS 2 DEVICE  under SYSTEM TESTS.
  3. Select DISPLAY DTC function for DRP/ABS/TCS/TIM/VSES (if equipped). If scan tool does not display any ABS DTCs, go to next step. If scan tool displays any ABS DTCs, perform appropriate test. See ANTI-LOCK article in BRAKES.
  4. If scan tool displays DTC C1245, perform appropriate test. See DIAGNOSTIC TROUBLE CODE DEFINITIONS  . If scan tool does not display DTC C1245, system is okay.
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