Diagnostic trouble code information

Condition

Fig 1: Identifying Brake Control Module

Courtesy of VOLVO CARS OF NORTH AMERICA.

NOTE:

This diagnostic trouble code applies only to ABS systems equipped with DSTC.

The yaw-velocity sensor, brake pressure sensor and side acceleration sensor have common power supply. If the ABS control unit detects that the voltage to the sensors is wrong, diagnostic trouble code ABS-00A7 is set.

Substitute Value

Anti-spin function blocked.
Stabilizing function blocked.

Possible Source

The wiring is short-circuited to ground or voltage supply.
Defective sensors.
Defective ABS control unit.

Fault symptom[s]

Anti-spin does not work.
Stabilizing function not working.
Anti-spin warning lamp is on.