Operation Section Table a.
MI-04 Diagnostic Fault Codes (Flash Codes) 85 DFC Probable Fault Action Corrective Action, First Check 53 BatterySensorInputLow Battery voltage measured below +8.0 VDC Stored Fault Code (MIL Only) Check battery voltage Perform maintenance check on electrical connections to the battery and chassis ground z Check battery voltage during starting and with the engine running to verify charging system and alternator function z Measure battery power at the SECM with a multimeter 54 BatterySensorInputHigh Battery voltage measured above +15.9 VDC Stored Fault Code (MIL Only) Check battery and charging system voltage Check battery voltage during starting and with the engine running Check voltage regulator, alternator and charging system Check battery and wiring for overheating and damage Measure battery power at the SECM with a multimeter 55 XDRPSensorInputLow +5VDC Transducer power supplied by the SECM to the sensors is below +4.60VDC (Expected faults when Transducer power is lost CODES:
22, 24, 33, 62, 64, 66, 68 & 69) Engine Shutdown Measure transducer power at the TMAP connector with a multimeter Verify transducer power at the SECM with a multimeter Verify transducer power at ETC with a multimeter Verify transducer power to the foot pedal with a multimeter