Toyota Tacoma (2015-2018) Service Manual: Front Brake
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
...
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
...
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
...
No Response from Steering Lock ECU (B2786)
DESCRIPTION
This DTC is stored when LIN communication between the certification ECU (smart
key ECU assembly) and steering lock ECU (steering lock actuator or upper bracket
assembly) stops for 10 seconds or more.
DTC No.
DTC Detection Condition
Trouble Area
...
Parts Location
PARTS LOCATION
ILLUSTRATION
*A
for Vacuum Brake Booster
*B
for Hydraulic Brake Booster
*1
SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
*2
SKID CONTROL ECU (MASTER CYLINDER SOLENOID)
*3
...
