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Test F: Poor Vehicle Tracking During Anti-Lock Function

Pinpoint Test F: Poor Vehicle Tracking During Anti-Lock Function

Normal Operation
The operating voltage required to supply the ABS module, hydraulic pump and isolation valves is in a range between 10 and 16 volts.

Fused battery voltage is supplied to the ABS module from battery junction box (BJB) fuse 10 (30A) along circuit SBB10 (YE/RD) and fuse 8 (40A) along circuit SBB08 (VT/RD). Fused ignition voltage is supplied to the ABS module from smart junction box (SJB) fuse 28 (10A) along CBP19 (BN/WH) and ground is provided to the module along circuit GD123 (BK/GY).

This pinpoint test is intended to diagnose the following:
^ Base brake system
^ Hydraulic control unit (HCU)

F1:




F2-F5: