Troubleshooting (Power Systems)

• Steering Column Switches
  • Notes
  • Principles of Operation
  • Inspection and Verification
• Symptom Troubleshooting Chart - Steering Column Switches
• Connector End Views - Power System
• Pinpoint Test 1: The Ignition Switch Is Inoperative
  • Normal Operation
  • Possible Causes
• Pinpoint Test 2: DTC B1359 - Ignition Run/Acc Circuit Failure Or No Power In Acc
  • Normal Operation
  • Possible Causes
• Pinpoint Test 3: DTC B1555 - Ignition Run Circuit Failure Or No Power In Run
  • Normal Operation
  • Possible Causes
  • Ignition Switch Component Test
  • Pinpoint Test 4: No Power In Start
    • Normal Operation
  • Pinpoint Test 5: The Ignition Key Is Hard To Turn
    • Normal Operation