Radiator Fan Motor Electrical Circuit - Trouble Diagnoses — Radiator Fan Motor (Cont'd)
LC-27flowchartDistinguishes R.H.D. and L.H.D. radiator fan relay-2 layouts; water temperature switch terminal differs for 'Except for A/T models for hot areas' vs 'A/T models for hot areas'.
Trouble Diagnoses — Radiator Fan Motor (Cont'd)
Radiator Fan Motor — Trouble Diagnosis (Cont'd)
1
D: 1) Turn ignition switch "ON". 2) Check voltage between terminal a and ground. Battery voltage should exist. If N.G., check the following parts: • Harness continuity between terminal a and fuse • Fuse
O.K.
2
E: 1) Connect radiator fan relay. 2) Disconnect water temperature switch harness connector. 3) Check voltage between terminal c and ground. Battery voltage should exist. If N.G., check harness between terminal c and radiator fan relay terminal i.
O.K.
3
F: 1) Turn ignition switch "OFF". 2) Check harness continuity between terminal e and ground. Continuity should exist. If N.G., repair harness.
Replace water temperature switch with a new one.