Toyota Tacoma (2015-2018) Service Manual: Heater Relay

Toyota Tacoma (2015-2018) Service Manual / Air Conditioning / Heater Relay

Inspection

INSPECTION

PROCEDURE

1. INSPECT HEATER RELAY

(a) Check the resistance.

(1) Using an ohmmeter, measure the resistance between each terminal.

Standard:

Tester Connection	Specified Condition
3 - 4	Below 1 Ω
3 - 4	10 kΩ or higher (Apply battery voltage to terminals 1 and 2)
3 - 5	10 kΩ or higher
3 - 5	Below 1 Ω (Apply battery voltage to terminals 1 and 2)

If the result is not as specified, replace the relay.

Front Evaporator Temperature Sensor

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Magnetic Clutch Relay

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Other materials:

Disassembly
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Confirm Cellular Phone Functionality
PROCEDURE 1. CHECK THE CUSTOMER'S CELLULAR PHONE COMPATIBILITY (a) Go to TIS "Bluetooth" Compatibility Portal and check if the cellular phone is compatible. Result Result Proceed to Cellular phone is compatibl ...

Precaution
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