|Check for DTCs with the HDS.|
Is DTC 86-FF indicated?
YES - Check for loose terminals in the ABS modulator-control unit 25P connector. If necessary, substitute a known-good ABS modulator-control unit and retest: Except K20Z2 engine model, K20Z2 engine model.n
NO - Intermittent failure, the system is OK at this time. Check for loose terminals between the ECM/PCM connector A (44P), the gauge control module (tach) connector (36P) and the ABS modulator-control unit 25P connector. Refer to intermittent failures troubleshooting.n