P1493

Tests 9 - 14:

Tests 15 - 19:

Test 20:

SYMPTOM LIST
P-1493 BATTERY TEMPERATURE SENSOR VOLTAGE TOO LOW

TEST NOTE:
All symptoms listed above are diagnosed using the same tests. The title for the tests will be P-1492 BATTERY TEMPERATURE SENSOR VOLTAGE TOO HIGH.

WHEN MONITORED
With the ignition key on.

SET CONDITION
The PCM senses the voltage from the BTS to be either below 0.5 volts or above 4.9 volts for 3 seconds.

POSSIBLE CAUSES
- BTS ground circuit open
- Battery temperature sensor defective
- Sensor signal circuit shorted to ground
- BTS signal circuit open
- BTS signal circuit short to voltage
- BTS wiring harness intermittent defect
- BTS wiring harness observable defect
- Powertrain control module defective