Tacoma

Toyota Tacoma 2015-2018 Brake Workshop Manual

Last Modified: 11-13-2015 6.6 T Doc ID: RM000001DWT021X
Model Year Start: 2016 Model: Tacoma Prod Date Range: [08/2015 - ]
Title: BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM (for Hydraulic Brake Booster): PROBLEM
SYMPTOMS TABLE; 2016 MY Tacoma [08/2015 - ]
PROBLEM SYMPTOMS TABLE
If a normal code is displayed during the DTC check but the problem still occurs, check the circuits for each
problem symptom in the order given in the table below and proceed to the relevant troubleshooting page.
NOTICE:
W
hen replacing the skid control ECU (master cylinder solenoid), sensor or etc., turn the ignition switch to
off.
Vehicle Stability Control System
SYMPTOM SUSPECTED AREA SEE
PAGE
ABS, BA and/or EBD does not
operate
Check for DTCs again and make sure that normal system code
displayed.
IG power source circuit
Speed sensor circuit
Check hydraulic brake booster using Techstream (Check hydraulic
brake booster operation using active test function) If abnormal, check
hydraulic circuit for leakage
If symptoms still occur even after above circuits in suspected areas
inspected and proved to be normal, replace master cylinder solenoid.
ABS, BA and/or EBD does not
operate efficiently
Check for DTCs again and make sure that normal system code
displayed.
Speed sensor circuit
Stop light switch circuit
Check hydraulic brake booster using Techstream (Check hydraulic
brake booster operation using active test function) If abnormal, check
hydraulic circuit for leakage
If symptoms still occur even after above circuits in suspected areas
inspected and proved to be normal, replace master cylinder solenoid.
VSC and/or TRC does not
operate
Check for DTCs again and make sure that normal system code
displayed.
IG power source circuit
Check hydraulic circuit for leakage -
Speed sensor circuit
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