Toyota Tacoma manuals

Toyota Tacoma 2015-2018 Service Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT WATER INLET WITH THERMOSTAT SUB-ASSEMBLY

HINT:

The valve opening temperature is inscribed on the water inlet with thermostat sub-assembly.

(a) Immerse the thermostat in the water, then heat the water gradually.

(a) Immerse the thermostat in the water, then heat the water gradually.

CAUTION:

  • Do not your hands into the water that has been heated for the inspection.
  • Touching the heated water could result in burns.

(b) Check the valve opening temperature of the water inlet with thermostat sub-assembly.

Standard valve opening temperature:

85 to 89°C (185 to 192°F)

NOTICE:

When checking the water inlet with thermostat sub-assembly in water, keep the terminals dry. After the check, wipe the water inlet with thermostat sub-assembly dry.

If the valve opening temperature is not as specified, replace the water inlet with thermostat sub-assembly.

(c) Check the valve lift.

Text in Illustration

*a

Valve Lift

Standard valve lift:

8.0 mm (0.315 in.) or more at 100°C (212°F)

If the valve lift is not as specified, replace the water inlet with thermostat sub-assembly.

(d) Check that the valve is fully closed when the water inlet with thermostat sub-assembly is at a low temperature (below 40°C (104°F)).

If the valve is not fully closed, replace the water inlet with thermostat sub-assembly.

(e) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 - 2

20°C (68°F)

10.54 to 14.26 Ω

If the result is not as specified, replace the water inlet with thermostat sub-assembly.

Removal
REMOVAL PROCEDURE 1. REMOVE NO. 2 ENGINE UNDER COVER SUB-ASSEMBLY (w/ Off Road Package) 2. REMOVE NO. 1 ENGINE UNDER COVER SUB-ASSEMBLY 3. DRAIN ENGINE COOLANT 4. REMOVE V-BANK COVER SUB-ASSEM ...

Installation
INSTALLATION PROCEDURE 1. INSTALL WATER INLET WITH THERMOSTAT SUB-ASSEMBLY (a) Install a new gasket to the water inlet with thermostat sub-assembly. (b) Install the water inlet with thermostat sub ...

Other materials:

Diagnosis System
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Door Courtesy Switch Circuit
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On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT AIR CONDITIONER PRESSURE SENSOR (for Automatic Air Conditioning System) (a) Check the wire harness. (1) Disconnect the A34 air conditioner pressure sensor connector. (2) Disconnect the A35 and A36 air conditioning amplifier assembly connector. ...

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