DTC 1-3 High Pressure Leakage

DIAGNOSTIC PERIOD
During regular diagnosis

DESCRIPTION OF DIAGNOSIS
The Anti-lock Brake System (ABS) indicator light is turned on when the frequent ON/OFF cycle of the pressure switch signal is detected, that is during the engine in motion. The count is erased when the ABS functions.

PROBABLE CAUSE
- Leaking outlet valve.
- Leaking relief valve.
- Poor contact in pressure switch circuit.

PROBABLE CAUSE WHEN SYMPTOM DOES NOT REAPPEAR
- Intermittent interruption in the pressure switch.
- Intermittent interruption in the pressure switch circuit.

Refer to Diagnostic Charts. DTC 1-3