Toyota Tacoma (2015-2018) Service Manual: Air Conditioning System(for Manual Air Conditioning System)
- Parts Location
- Precaution
- How To Proceed With Troubleshooting
- System Description
- System Diagram
- Problem Symptoms Table
- Diagnosis System
- Dtc Check / Clear
- Terminals Of Ecu
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Ambient Temperature Sensor Circuit (B1412)
- Pressure Sensor Circuit (B1423)
- Lost Communication with ECM (U0100,U0142,U0155)
- Air Conditioning Compressor Magnetic Clutch Circuit
- Evaporator Temperature Sensor Circuit (B1413)
- Compressor Lock Sensor Circuit (B1422)
- PTC Heater Circuit
Back-up Power Source Circuit
DESCRIPTION
The back-up power source circuit for the air conditioning amplifier assembly
is shown below. Power is supplied even when the ignition switch is off. The power
is used for diagnostic t ...
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
...
Other materials:
High Pitched Horn
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE RADIATOR GRILLE
Click here
2. REMOVE HIGH PITCHED HORN ASSEMBLY
(a) Disconnect the connector.
(b) Remove the bolt and high pitched horn assembly.
Inspection
...
Diagnosis System
DIAGNOSIS SYSTEM
1. CHECK DLC3
(a) The vehicle's ECU uses the ISO 9141-2 for communication protocol. The terminal
arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format.
Symbols (Terminal No.)
Terminal Description
Condition
...
Clearance Warning ECU Power Source Circuit
DESCRIPTION
This circuit provides power to operate the clearance warning ECU assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuse for circuits related to this system before performing the following
inspection procedure.
PROCEDURE
1.
CHECK HARNES ...
