The radiator fan motor relay is faulty and must be replaced. 9 - 48 COOLING SYSTEM ELEC – + ELEC – + EBS01086 5. Radiator fan motor relay 4. Radiator fan motor • Remove the radiator fan motor relay from • Disconnect the radiator fan motor coupler the wire harness. from the wire harness. • Connect the pocket tester (Ω × 1) and bat- • Connect the battery (12 V) as shown. tery (12 V) to the radiator fan motor relay Positive battery lead → blue 1 terminal as shown. Negative battery lead → black 2 • Check the radiator fan motor relay of conti- nuity.
Positive battery lead → brown 1 Negative battery lead → yellow/red 2 Positive tester probe → red/black 3 Negative tester probe → blue 4 • Does the radiator fan motor turn? YES NO The radiator fan motor is faulty and • Does the radiator fan motor relay have must be replaced. continuity between red/black and blue? YES NO YES NO