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Control Unit Connector Resistance Check

  1. Turn ignition off. Verify ABS control unit connector is disconnected. Set DVOM on 2-k/ohm scale. Measure and record resistance between each of following ABS connector wire terminals. See PINPOINT TEST WSS-3 CIRCUIT IDENTIFICATION  table.
  2. If ALL resistances are between 1600-2000 ohms, go to PINPOINT TEST WSS-5  . If any resistance is not within specification, go to PINPOINT TEST WSS-4  .
PINPOINT TEST WSS-3 CIRCUIT IDENTIFICATION

Wire Color Application
Escort & Tracer
Black/White & Orange/White LF Wheel Speed Sensor
Black/Red & Orange RF Wheel Speed Sensor
Black/Blue & Red/Blue LR Wheel Speed Sensor
Black/Orange & White RR Wheel Speed Sensor
Probe
White & Red LF Wheel Speed Sensor
Yellow & Orange RF Wheel Speed Sensor
Yellow/Green & Yellow/Blue LR Wheel Speed Sensor
Green & Blue RR Wheel Speed Sensor