1, 2 and 3 Digit Codes: 153

Trouble Code Number
- Scan tool 153
- General scan tool P1493
- MIL 44

Fault Message
- Battery Temperature Sensor Voltage Too Low

Background
- Battery temperature input is used to adjust the generator charging rate based upon the ambient temperature around the battery.

Range of Check
- Ignition switch: ON

Set Condition
- The sensor voltage remains less than 0.3 V for 3 seconds.

Probable Cause
- Battery temperature sensor failed
- PCM failed

Recommended action
- Replace the PCM