General Information

Low DC/DC Converter
P1A89 DC/DC Converter Current Sensor Fault - General Information

Component Location





General Description

The Low Voltage DC/DC Converter (LDC) converts High voltage (270V) to Low voltage (12V) and charges the Auxiliary Battery. The LDC is located in the Hybrid Power train Control Unit (HPCU). The Current Sensor is located in the LDC and monitors output current.

DTC Description

The LDC sets P1A89 when Current Sensor voltage is greater than 2.0V.

DTC Detecting Condition