CHECK AT STEERING WHEEL SENSOR TERMINALS


TERMINAL VOLTAGE CHECK
1.Do not disconnect the column switch connector, and measure the voltages between earth terminal and each respective terminal.
2.The terminal layout is shown in the illustration.


Terminal No.
 Terminal code
 Check item
 Checking requirements
 Normal condition
11
 -
 -
 -
 -
12
 IG1
 Steering wheel sensor power supply(IG1)
 Ignition switch: "ON"
Battery voltage
Ignition switch: "OFF"
1 V or less
13
 CANH
 CAN bus line
 -
 -
14
 CANL
 CAN bus line
 -
 -
15
 -
 -
 -
 -

CONTINUITY CHECK AT WIRING HARNESS-SIDE CONNECTOR
1.Turn the ignition switch to the LOCK (OFF) position.
2.Disconnect the column switch connector.
3.Check the resistance and continuity between the terminals indicated in the table below.
4.The terminal layout is shown in the illustration.


Terminal No.
 Signal
 Normal condition
4 - body earth
 Earth
 Continuity exists (2 Ω or less)
15 - body earth
 Earth
 Continuity exists (2 Ω or less)