Toyota Tacoma (2015-2018) Service Manual: Lighting System
- Precaution
- Parts Location
- System Description
- Customize Parameters
- How To Proceed With Troubleshooting
- Operation Check
- Dtc Check / Clear
- Problem Symptoms Table
- Terminals Of Ecu
- Light Sensor Circuit Malfunction (B1244)
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Automatic High Beam System (B124B)
- Automatic High Beam Camera (B124C)
- Lost Communication with Front Camera Module (U023A)
- Automatic High Beam System does not Operate or Operation Indicator does not Illuminate
- IG Signal Circuit
- Turn Signal Switch Circuit
- ACC Signal Circuit
- Daytime Running Light Relay Circuit
- Headlight Dimmer Switch Circuit
- Door Courtesy Switch Circuit
- Front Fog Light Circuit
- Hazard Warning Switch Circuit
- Interior Light Auto Cut Circuit
- Interior Light Circuit
- Engine Switch Illumination Circuit
- Taillight Relay Circuit
- Cargo Light Circuit
- Door Unlock Detection Switch Circuit
- High Beam Headlight Circuit
- Low Beam Headlight Circuit
License Plate Light Assembly
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for both the LH and RH sides.
The procedure described below is for the ...
Precaution
PRECAUTION
1. PRECAUTION FOR HEADLIGHT BULB REPLACEMENT
(a) When any defects such as deformation, cracks, dents, chipping, etc. are identified
on the headlight, replace it with a new one.
(b) Eve ...
Other materials:
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK 4 WHEEL DRIVE CONTROL ECU
Text in Illustration
*a
Component with harness connected
(4 Wheel Drive Control ECU)
-
-
(a) Measure the resistance and voltage according to the value(s) in the table
below.
...
Inspection
INSPECTION
PROCEDURE
1. INSPECT FRONT SEAT CUSHION HEATER ASSEMBLY
(a) Check the operation of the front seat cushion heater assembly.
(1) Apply battery voltage and check the operation of the front seat cushion
heater assembly.
OK:
Connection
...
While Alarm is Armed, Engine Hood is opened but Alarm does not Sound
DESCRIPTION
A situation in which the alarm is armed but does not sound when the hood is opened
can be caused when the main body ECU (multiplex network body ECU) cannot detect
whether the hood courtesy switch is open or closed.
If the alarm does not sound, there may be a malfunction in the hood ...
