DTC B2012: Rear Vertical Seat Motor Open Or Shorted
WARNING: This page is about a different car, the 2000 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
- If power seats diagnostic system check has been performed, go to next step. If power seats diagnostic system check has not been performed, go to POWER SEATS DIAGNOSTIC SYSTEM CHECK under SELF-DIAGNOSTIC SYSTEM.
- Turn ignition off. Disconnect driver's power seat adjuster motor connector C1. Using DVOM, check voltage between driver's power seat adjuster motor harness connector C1 terminals "E" (Yellow wire) and "F" (Light Blue wire). See Figure . Move driver's seat rear vertical switch up and down. If reading is 10-14 volts at both positions, go to step 6 . If reading is not 10-14 volts at both positions, go to next step.
- Check for open, short to ground or short to voltage in Yellow wire and Light Blue wire between driver's power seat adjuster motor connector C1 and Seat Control Module (SCM) connector C2 or C3. See Figure . Repair as necessary and go to step 7 . If circuit is okay, go to step 5 .
- Replace seat adjuster motors. See SEAT ADJUSTER MOTORS under REMOVAL & INSTALLATION. After repairs, go to step 7 .
- Replace SCM. See LUMBAR PUMP/SEAT CONTROL MODULE under REMOVAL & INSTALLATION. After repairs, go to step 7 .
- Check driver's seat adjuster motor circuits for intermittents. If problem is found, repair as necessary and go to next step. If circuits are okay, go to step 4 .
- Turn ignition off. Reconnect all disconnected components. Turn ignition on. Using scan tool, clear all DTCs. Go to POWER SEATS DIAGNOSTIC SYSTEM CHECK under SELF-DIAGNOSTIC SYSTEM.