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Home >> Pontiac >> 2010 >> Vibe Base, 1.8 8, Standard >> Repair and Diagnosis >> Brakes >> Antilock Brake System With Traction Control System & Stability Control System >> Diagnostic Information and Procedures >> DTC C1440 >> Circuit/System Testing

Circuit/System Testing

  1. Ignition OFF, disconnect the harness connector at the EBCM.
  2. Test for less than 1 Ω between the following ground circuit terminals and ground.
    • Terminal 1
    • Terminal 13
    • If greater than the specified range, test the ground circuit for an open/high resistance.
  3. Verify a test lamp illuminates between the following B+ circuit terminals and ground.
    • Terminal 12
    • Terminal 24
    • Terminal 34
    • If the test lamp does not illuminate, test the B+ circuit for a short to ground or an open/high resistance.
  4. If all circuit tests normal, replace the steering position sensor.