Toyota Highlander Service Manual: Location

Toyota Highlander Service Manual / Windshield/windowglass/mirror / Defogger system / Location

Location

PROBLEM SYMPTOMS TABLE

Symptom	Suspected Area
Rear window defogger does not operate (Indicator lamp On)	Communication Function RR DEF 30 A Fuse Defogger Relay Rear Window Defogger Wire Wire Harness A/C ECU
Rear window defogger does not operate (Indicator lamp OFF)	Heater 15A Fuse A/C Control Panel Defogger Switch(A/C Panel Switch) A/C ECU Wire Harness Gateway Computer

Inspection

1. INSPECT DEFOGGER RELAY (a) Inspect the defogger relay (Marking: DEF) continuity If the continuity is not as specified, replace the relay. 2. INSPECT AIR CONDITONER CONTROL ASSY (SEE PAGE ...

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Coolant (2AZ-FE)
REPLACEMENT 1. DRAIN ENGINE COOLANT (a) Remove the radiator cap. CAUTION: Do not remove the radiator cap while the engine and radiator are still hot. Pressurized, hot engine coolant and steam may be released and cause serious burns. (b) Drain engine coolant by loosening the radiator drain pl ...