Toyota Tundra (2015 year). Manual — part 2784
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000000XZ7067X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: STEERING COLUMN: POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM: IG Power
Source Circuit; 2015 MY Tundra [08/2014 - ]
IG Power Source Circuit
DESCRIPTION
When the ignition switch is turned ON, the IG power source circuit supplies positive (+) voltage to the multiplex
tilt and telescopic ECU.
The multiplex tilt and telescopic ECU also receives ignition switch signals via this circuit.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
1.
INSPECT FUSE (ECU-IG No. 1)
(a) Remove the ECU-IG No. 1 fuse from the main body ECU.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
STEERING COLUMN: POWER TILT AND POWER TELESCOPIC ...
OK
OK
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
ECU-IG No. 1 fuse
Always
Below 1 Ω
NG
REPLACE FUSE
2.
CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU -
BATTERY)
(a) Disconnect the J47 multiplex tilt and telescopic ECU
connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED CONDITION
J47-8 (IG) - Body ground
Ignition switch ON
11 to 14 V
OK
REPAIR OR REPLACE HARNESS OR CONNECTOR
3.
CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU - BODY
GROUND)
STEERING COLUMN: POWER TILT AND POWER TELESCOPIC ...
(a) Measure the resistance according to the value(s) in the table
below.
Standard Resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J47-11 (GND) - Body ground
Always
Below 1 Ω
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE MULTIPLEX TILT AND TELESCOPIC ECU
STEERING COLUMN: POWER TILT AND POWER TELESCOPIC ...
Last Modified: 9-16-2014
6.6 K
Doc ID: RM000002GWU01BX
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: STEERING COLUMN: STEERING COLUMN ASSEMBLY (for Manual Tilt and Manual Telescopic Steering
Column): COMPONENTS; 2015 MY Tundra [08/2014 - ]
COMPONENTS
ILLUSTRATION
ILLUSTRATION
STEERING COLUMN: STEERING COLUMN ASSEMBLY (for Manu...
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