4wd Control Ecu
PrecautionTerminals Of Ecu
TERMINALS OF ECU
1. STEERING LOCK ECU (STEERING LOCK ACTUATOR ASSEMBLY)
Terminal No. (Symbol)
Wiring Color
Terminal Description
Condition
Specified Condition
D17-1 (GND) - Body ground
...
ECM Power Source Circuit
DESCRIPTION
When the ignition switch is turned to ON, the battery voltage is applied to IGSW
of the ECM. The output signal from the MREL terminal of the ECM causes a current
to flow to the coil, closing the contact of the engine room junction block assemb ...
Speed Sensor Rotor Faulty (C1237/37,C1275/75-C1278/78)
DESCRIPTION
The skid control ECU measures the speed of each wheel by receiving signals from
the speed sensor.
These signals are used for recognizing that all four wheels are operating properly.
Therefore, all wheel signals must be equal.
DTCs C1275/75 to ...