Pump Motor Relay
- Disconnect ECU connector. See Figure
and Figure
. Turn ignition on. Connect jumper wire between ECU connector terminal No. 28 and ground.NOTE: Relay should NOT remain grounded for more than 2 seconds or damage to relay may occur.
- Hydraulic modulator should operate while jumper wire is installed. If hydraulic modulator does not function, check wiring from ECU connector to modulator. If wiring is not faulty, replace relay and retest. See Fig 1 .