Advanced Diagnostics

Advanced Diagnostics - DTC P0AC2 (114): Battery Current Sensor 1 Circuit High Voltage






General Description
The motor control module (MCM) controls charge/discharge of the battery module based on the battery current sensor signal. When the battery current sensor ISOC signal voltage is a specified voltage for a set time, the MCM detects a malfunction and stores a DTC.

Monitor Execution, Sequence, Duration, DTC Type, OBD Status






Enable Conditions






Malfunction Threshold
The battery current sensor ISOC signal voltage is 4.5 V or more for at least 0.5 second.

Diagnosis Details

Conditions for setting the DTC
When a malfunction is detected, the MIL comes on and a Pending DTC, a Confirmed DTC, and the freeze data are stored in the MCM memory.

Conditions for clearing the DTC
The MIL is cleared if the malfunction does not return in three consecutive trips in which the diagnostic runs. The MIL, the Pending DTC, the Confirmed DTC, and the freeze data can be cleared with the scan tool Clear command or by disconnecting the battery.