Toyota Tacoma (2015-2018) Service Manual: Automatic High Beam Camera (B124C)
DESCRIPTION
The main body ECU (multiplex network body ECU) detects a high beam headlight illumination request signal of the automatic high beam system from the forward recognition camera
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DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
B124C |
Automatic High Beam Camera |
Malfunction in forward recognition camera |
Forward recognition camera system |
WIRING DIAGRAM
PROCEDURE
|
1. |
CHECK FORWARD RECOGNITION CAMERA SYSTEM |
(a) Check the forward recognition camera system.
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Automatic High Beam System (B124B)
DESCRIPTION
The main body ECU (multiplex network body ECU) determines the status of the automatic
high beam system based on the automatic high beam system signal from the forward
recognition came ...
Lost Communication with Front Camera Module (U023A)
DESCRIPTION
These DTCs are stored when the CAN communication system is malfunctioning.
DTC No.
DTC Detecting Condition
Trouble Area
U023A
...
Other materials:
Installation
INSTALLATION
PROCEDURE
1. INSTALL AIR CONDITIONING UNIT ASSEMBLY
(a) Temporary install the air conditioning unit assembly.
(b) Insert the bracket hook into the holes of the reinforcement bracket, and
temporary install the instrument panel reinforcement assembly.
(c) Install the instrument p ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK DRIVER SIDE JUNCTION BLOCK AND MAIN BODY ECU (MULTIPLEX NETWORK BODY
ECU)
(a) Disconnect the MB main body ECU (multiplex network body ECU) connectors.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on ...
Transmission Fluid Temperature Sensor "B" Circuit Short to Ground (P274011)
DESCRIPTION
The No. 2 ATF temperature sensor is installed in the transmission valve body
assembly.
If the ECM detects an abnormally high ATF temperature near this sensor, it illuminates
the warning indicator.
HINT:
The temperature of ATF easily rises when towing, climbing hills, in
...
