Engine Controls - Tests W/Codes - 1.3L TBI

• Introduction
  • Notes
  • Terminology
• Self-Diagnostic System
  • Engine Controls - Tests W/Codes - 1.3L TBI
    • Hard Failures
    • Intermittent Failures
  • Malfunction Indicator Light (Mil) Reset Procedure
    • Federal Models
  • Retrieving Codes
  • Clearing Codes
  • ECM Location
• Trouble Code Definition
• Code Charts
  • Notes
  • Chart A-1 - ECM Power & Ground Circuit Check (Does Not Start)
  • Chart A-2 - Check Engine Light Inoperative (Engine Starts)
  • Chart A-3 - Check Engine Light Stays On - Won't Flash
  • Code 13 - Oxygen Sensor Circuit
  • Code 14 - ECT Sensor, Low Temperature Indicated
  • Code 15 - ECT Sensor, High Temperature Indicated
  • Code 21 - TPS Circuit, Signal Voltage High
  • Code 22 - TPS Circuit, Signal Voltage Low
  • Code 23 - IAT Sensor Circuit, Low Temperature Indicated
  • Code 24 - Vehicle Speed Sensor
  • Code 25 - IAT Sensor Circuit, High Temperature Indicated
  • Code 31 - Map Sensor Circuit, Signal Voltage High
  • Code 32 - Map Sensor Circuit, Signal Voltage Low
  • Code 41 - No Ignition Signal
  • Code 42 - Crank Angle Sensor
  • Code 44 - Idle Switch Circuit Open Or MISADJUSTED
  • Code 45 - Idle Switch Circuit Shorted Or MISADJUSTED
  • Code 51 - EGR System Circuit Check - CALIF. Models Only
  • Code 53 - ECM Ground Circuit Check - CALIF. Models Only
  • Code 54 - 5TH Gear Switch Circuit Grounded - Federal
  • Code 71 - Test Switch Circuit
• Summary