Toyota Tundra (2015 year). Manual — part 238
B
END
A
REPLACE VSC ACTUATOR ASSEMBLY
BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: C...
Last Modified: 9-16-2014
6.6 C
Doc ID: RM000000OS9037X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: C0226/21,C0236/22,C0246/23,C0256
/24,C1225/25-C1228/28; SFR Solenoid Circuit; 2015 MY Tundra [08/2014 - ]
DTC
C0226/21 SFR Solenoid Circuit
DTC
C0236/22 SFL Solenoid Circuit
DTC
C0246/23 SRR Solenoid Circuit
DTC
C0256/24 SRL Solenoid Circuit
DTC
C1225/25 SMC Solenoid Circuit
DTC
C1226/26 SMC Solenoid Circuit
DTC
C1227/27 SRC Solenoid Circuit
DTC
C1228/28 SRC Solenoid Circuit
DESCRIPTION
This solenoid is turned on in accordance with signals from the skid control ECU and controls the pressure on the
wheel cylinders to control the braking force.
BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: C...
DTC
CODE
DTC DETECTION CONDITION
TROUBLE
AREA
C0226/21
C0236/22
C0246/23
C0256/24
Open or short in solenoid circuit continues for 0.05 seconds or more.
Skid control
ECU
C1225/25
C1226/26
C122727
C1228/28
overcurrent continues for 0.05 seconds or more.
1.
During switching solenoid (SMC1, SMC2, SRC1 or SRC2) OFF signal input,
open circuit continues for 0.05 seconds or more.
2.
During switching solenoid (SMC1, SMC2, SRC1 or SRC2) ON signal input,
open circuit continues for 0.01 seconds or more.
3.
During switching solenoid (SMC1, SMC2, SRC1 or SRC2) OFF signal input,
current continues to be applied for 0.1 seconds or more.
4.
Short to GND in switching solenoid (SMC1, SMC2, SRC1 or SRC2)
continues for 0.1 seconds or more.
5.
Skid control
ECU
BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: C...
DTC
CODE
DTC DETECTION CONDITION
TROUBLE
AREA
Switching solenoids (SMC1, SMC2, SRC1 or SRC2) shorted for 0.1 seconds
or more.
6.
INSPECTION PROCEDURE
NOTICE:
When replacing the VSC actuator assembly, perform zero point calibration
.
PROCEDURE
1.
RECONFIRM DTC
(a) Clear the DTC(s)
.
(b) Start the engine.
(c) Check if the same DTC(s) is output
.
Result
RESULT
PROCEED TO
DTC is output
A
DTC is not output
B
HINT:
The DTCs may be stored due to a malfunction in the connector terminal.
B
USE SIMULATION METHOD TO CHECK
A
REPLACE VSC ACTUATOR ASSEMBLY
BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: C...
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