Toyota Tacoma (2015-2018) Service Manual: Headlight Dimmer Switch
Headlight Dimmer Relay
Inspection
INSPECTION
PROCEDURE
1. INSPECT HEADLIGHT DIMMER RELAY
(a) Check the resistance.
(1) Measure the resistance according to the value(s) in the table below.
Standard:
...
Components
COMPONENTS
ILLUSTRATION
...
Other materials:
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column of the
table. Check each sy ...
Main Body ECU Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Main Body ECU Communication Stop Mode
Either condition is met:
Communication stop for "Main Body" is indicated on the "Communication
Bus Check" screen ...
Multi-terrain Select Indicator Light Remains ON
DESCRIPTION
Refer to Multi-terrain Select Indicator Light does not Come ON (See page
).
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the skid control ECU (master cylinder solenoid), perform
calibration (See page
).
Inspect the fuses for circuits related ...
