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.
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
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:
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
The vehicle stability control system troubleshooting procedures are
based on the premise that the CAN communication system is functioning normally.
Check the CAN communication system first before troubleshooting the vehicle
stability control system ...
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Sleep Operation Failure of Occupant Classification ECU (B1796)
DESCRIPTION
During sleep mode, the occupant detection ECU monitors the condition of each
sensor while the ignition switch is off. In this mode, if the occupant detection
ECU detects an internal malfunction, DTC B1796 is set.
DTC No.
DTC Detections Conditions
Tr ...