Tacoma

Toyota Tacoma 2015-2018 Brake Workshop Manual

Last Modified: 11-13-2015 6.6 C Doc ID: RM000005VA7000X
Model Year Start: 2016 Model: Tacoma Prod Date Range: [08/2015 - ]
Title: BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM (for Vacuum Brake Booster):
C1225,C1468,C1469,C146A,C146B; SM Solenoid Circuit; 2016 MY Tacoma [08/2015 - ]
DTC C1225 SM Solenoid Circuit
DTC C1468 SFR Solenoid Circuit
DTC C1469 SFL Solenoid Circuit
DTC C146A SRR Solenoid Circuit
DTC C146B SRL Solenoid Circuit
DESCRIPTION
These solenoids turn on when signals are received from the skid control ECU (brake actuator assembly) and they
control the pressure acting on the wheel cylinders to control the braking force.
DTC
NO.
DETECTION
ITEM
DTC DETECTION CONDITION TROUBLE AREA
C1225
SM Solenoid
Circuit
Any of the following is detected:
While master cylinder cut solenoid outputs ON,
overcurrent continues for 0.1 seconds or more.
While master cylinder cut solenoid outputs OFF, open
circuit continues for 0.05 seconds or more.
While master cylinder cut solenoid outputs ON, open
circuit continues for 0.05 seconds or more.
While master cylinder cut solenoid outputs OFF, current
is maintained for 0.05 seconds or more.
Difference in master cylinder cut solenoid output
accuracy continues for 0.2 seconds or more.
Brake actuator
assembly
C1468
SFR Solenoid
Circuit
Any of the following is detected:
Open or short circuit in decompression solenoid
continues for 0.05 seconds or more.
While holding solenoid outputs OFF, open circuit
continues for 0.05 seconds or more.
While holding solenoid outputs OFF, current is
maintained for 0.05 seconds or more.
While holding solenoid outputs ON, overcurrent
Brake actuator
assembly
cardiagn.com

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