GM Service Manual Online
For 1990-2009 cars only

Object Number: 896152  Size: MF

Conditions for Setting the DTC

DTC C0896 will set if the battery drops below 9.4 volts or exceeds 17.4 volts while vehicle speed is above 6.4 km/h (4 mph).

When DTC C0896 sets:

    • The ABS telltale will be ON.
    • The ABS control module will disable the ABS, the TCS, and the DRP.

Diagnostic Aids

Important: If the battery voltage returns to normal levels 9.4-17.4 volts within the same ignition cycle, the ABS control module will enable ABS/TCS/DRP and will turn the ABS telltale off.

Important: An open in circuit 10088 or 702 will NOT set this DTC.

Use the scan tool to observe the battery voltage display.

Refer to Starting/Charging section the appropriate Engine service manual for charge circuit diagnosis.

DTC C0896


Object Number: 890876  Size: FP