Toyota Land Cruiser

 Service Manual

Air conditioning
Rear heater relay

INSPECTION

HINT: The rear heater relay is built in the engine room junction block.

If the relay has a malfunction, replace it with the junction block assembly wire harness together.

1. REMOVE ENGINE ROOM J/B

2. INSPECT REAR HEATER RELAY CONTINUITY

If continuity is not as specified, replace the engine room J/B.

3. INSTALL ENGINE ROOM J/B

Air conditioning control assembly

Air conditioning amplifier (for Rear A/C)

Air conditioning system

Air inlet temperature sensor

Air mix servomotor (for Front A/C)

Air outlet servomotor

Ambient temperature sensor

Blower unit

Blower motor control relay

Compressor and magnetic clutch

Condenser

Drive belt

Front A/C blower motor

Front A/C evaporator

Front cooling unit

Front heater unit

Heater main relay

Magnetic clutch relay

Manifold gauge set

Power transistor (for Rear Heater)

Power transistor (for Rear Cooler)

Pressure switch

Rear A/C control assembly

Rear cooling unit

Refrigerant line

Rear heater relay

Rear heater unit

Room temperature sensor (for Front A/C)

Solar sensor