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

Inspection INSPECTION PROCEDURE 1. INSPECT COOLER THERMISTOR SENSOR (a) Check the resistance. (1) Measure the resistance and check the results in accordance with the values in ...

Magnetic Clutch Relay

Inspection INSPECTION PROCEDURE 1. INSPECT MAGNET-CLUTCH RELAY (a) Check the resistance. (1) Using an ohmmeter, measure the resistance between the terminals. Standard: ...

Other materials:

Air Inlet Damper Position Sensor Circuit (B1432/32)
DESCRIPTION This sensor detects the position of the air inlet damper and sends the appropriate signals to the air conditioning amplifier assembly. The position sensor is built into the No. 1 air conditioning servo assembly (fresh/recirculation damper). DTC No. DTC Detecti ...

Terminals Of Ecu
TERMINALS OF ECU CHECK MILLIMETER WAVE RADAR SENSOR ASSEMBLY (a) Measure the voltage and resistance according to the value(s) in the table below. Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition ...

Precaution
PRECAUTION 1. IGNITION SWITCH EXPRESSIONS (a) The type of ignition switch used on this model differs according to the specifications of the vehicle. The expressions listed in the table below are used in this section. Expression Ignition Switch (Position) Engine ...