TRANSFER CONTROL UNIT CHECK




Terminal No.
Item
Condition
Terminal voltage
25
Ignition switch (IG1)
Ignition switch: OFF
1 V or less
Ignition switch: ON
System voltage
19
Air pump assembly
Ignition switch: ON
When filling or holding
System voltage
When releasing
1 V or less
55
Centre differential lock detection switch
Ignition switch: ON
4WD
1 V or less
2WD
System voltage
10, 11, 43
Earth
-
-
-
50
Rear differential lock detection switch
Ignition switch: ON
Rear differential lock is locked
1 V or less
Rear differential is free
System voltage
49
Rear differential lock switch (On position)
Ignition switch: ON
Rear differential lock switch is pushed.
1 V or less
Rear differential lock switch is not pushed.
System voltage
42
Rear differential lock switch (OFF position)
Ignition switch: ON
Rear differential lock switch is pushed.
1 V or less
Rear differential lock switch is not pushed.
System voltage
6
Rear differential lock indicator lamp
Ignition switch: ON
Rear differential is locked
System voltage
Rear differential is free
1 V or less