Lexus LX - Page 297

3.INSPECT TILT MOTOR
a. Apply 12 V battery voltage to the tilt motor connector. Then check the steering wheel tilt operation.
OK:
Measurement Condition Specified Condition
12 V battery positive (+) lead →
Terminal E17-1 (TIM+)
12 V battery negative (-) lead →
Terminal E17-2 (TIM-)
The steering wheel tilts
up.
12 V battery positive (+) lead →
Terminal E17-2 (TIM-)
12 V battery negative (-) lead →
Terminal E17-1 (TIM+)
The steering wheel tilts
down.
NG REPLACE STEERING COLUMN ASSEMBLY (Click here)
OK
REPLACE MULTIPLEX TILT AND TELESCOPIC ECU ( Click here)
4.CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU - TILT POSITION SENSOR)
a. Disconnect the E27 multiplex tilt and telescopic ECU connector.
b. Disconnect the E17 tilt motor connector.
c. Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection Condition
Specified
Condition
E27-6 (VCI) - E17-4
(VCI)
Always Below 1 Ω
E27-7 (TIS) - E17-5
(TIS)
E27-17 (E1) - E17-6
(E1)
E27-6 (VCI) - Body
ground