General Information

Engine

Engine Control - P2507 PCM/PCM Input Signal Low - General Information

General Description

When the ignition switch is turned "ON", battery voltage is applied from the battery to the PCM through the main relay. In case that the ignition switch is turned "OFF", the PCM is supplied with power through the battery power input line to control the basic operation of vehicle.

DTC Description

If the battery power input line has a problem, PCM sets P2507 and MIL (Malfunction Indication Lamp) turns on.

DTC Detecting Condition





Diagnostic Circuit