Toyota Tacoma (2015-2018) Service Manual: High Beam Main Switch
Headlight Relay
Inspection
INSPECTION
PROCEDURE
1. INSPECT HEADLIGHT RELAY
(a) Check the resistance.
(1) Using an ohmmeter, measure the resistance between the terminals.
Standard:
Tester Connec ...
Components
COMPONENTS
ILLUSTRATION
*A
for Double Cab
*B
for Access Cab
*1
AUTO HIGH BEAM SWITCH
*2
COWL SIDE TRIM ...
Other materials:
Theft Deterrent System Communication Line High Fixation (B279A,B279A12)
DESCRIPTION
If the communication line (EFIO-IMI) to the transponder key ECU assembly is stuck
high (e.g. shorted to +B), the ECM stores this DTC.
DTC No.
DTC Detection Condition
Trouble Area
DTC Output Confirmation Operation
B279A*1
...
Removal
REMOVAL
PROCEDURE
1. PRECAUTION
NOTICE:
After turning the ignition switch off, waiting time may be required before disconnecting
the cable from the negative (-) battery terminal. Therefore, make sure to read the
disconnecting the cable from the negative (-) battery terminal notices before pr ...
Precaution
PRECAUTION
1. PRECAUTION
(a) Before starting work on the fuel system, including inspections and repairs,
disconnect the cable from the negative (-) battery terminal.
(b) Do not smoke or work near fire when performing work on the fuel system.
(c) Keep gasoline away from rubber or leather parts. ...
