Toyota Tundra (2015 year). Manual — part 260
A
OK
RESULT
PROCEED TO
DTC is not output
A
DTC is output
B
B
GO TO CAN COMMUNICATION SYSTEM
2.
INSPECT CONNECTOR CONNECTION CONDITION
(a) Check the skid control ECU connector connection condition.
OK:
The connector is securely connected.
NG
CONNECT CONNECTOR CORRECTLY
3.
CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU - BATTERY AND BODY
GROUND)
(a) Disconnect the A17 ECU connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: A...
OK
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
A17-8 (IG1) - Body ground
Ignition switch ON
11 to 14 V
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
A17-16 (GND1) - Body ground
Always
Below 1 Ω
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
4.
PERFORM ACTIVE TEST USING TECHSTREAM (ABS WARNING LIGHT)
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Select the Active Test mode and operate the ABS warning light using the Techstream.
ABS/VSC/TRAC
TESTER DISPLAY
TEST PART
CONTROL RANGE
DIAGNOSTIC NOTE
ABS Warning Light
ABS warning light
ON / OFF
Observe combination meter
(e) Check that the ABS warning light turns on and off in the combination meter when using the
Techstream.
OK:
The ABS warning light turns on and off in accordance with the Techstream operation.
HINT:
NG
GO TO METER / GAUGE SYSTEM
OK
REPLACE VSC ACTUATOR ASSEMBLY
BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: A...
A
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000000OSG03IX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: ABS Warning Light does not Come ON; 2015
MY Tundra [08/2014 - ]
ABS Warning Light does not Come ON
WIRING DIAGRAM
Refer to ABS Warning Light Remains ON
.
INSPECTION PROCEDURE
NOTICE:
When replacing the VSC actuator assembly, perform zero point calibration
.
PROCEDURE
1.
INSPECT CAN COMMUNICATION SYSTEM
(a) Check if a CAN communication system DTC is output
.
Result
RESULT
PROCEED TO
DTC is not output
A
DTC is output
B
B
GO TO CAN COMMUNICATION SYSTEM
2.
PERFORM ACTIVE TEST USING TECHSTREAM (ABS WARNING LIGHT)
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Select the Active Test mode and operate the ABS warning light using the Techstream.
ABS/VSC/TRAC
BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: A...
TESTER DISPLAY
TEST PART
CONTROL RANGE
DIAGNOSTIC NOTE
ABS Warning Light
ABS warning light
ON / OFF
Observe combination meter
(e) Check that the ABS warning light turns on and off in the combination meter when using the
Techstream.
OK:
The ABS warning light turns on and off in accordance with the Techstream operation.
NG
GO TO METER / GAUGE SYSTEM
OK
REPLACE VSC ACTUATOR ASSEMBLY
BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: A...
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