SYSTEM DIAGRAM

System Description
Problem Symptoms TablePressure Control Solenoid "C" Actuator Stuck Off (P07957F)
SYSTEM DESCRIPTION
The ECM uses the vehicle speed signal and signals from the transmission revolution
sensors (NT, SP2) to detect the actual gear (1st, 2nd, 3rd, 4th, 5th or 6th gear).
The ECM compares the actual gear with the shift schedule in the ECM memory to
detect mechanical problems of t ...
Compressor Lock Sensor Circuit (B1422/22)
SYSTEM DESCRIPTION
The ECM sends the engine speed signal to the air conditioning amplifier assembly
via CAN communication.
The air conditioning amplifier assembly reads the difference between compressor
speed and engine speed. When the difference becomes too large, the air conditioning
ampli ...
4WD Control Switch Circuit
WIRING DIAGRAM
PROCEDURE
1.
CONFIRM PROBLEM SYMPTOM
(a) Confirm the problem symptoms.
Result
Result
Proceed to
The 4WD indicator light (green) and 4LO indicator light remain off
A
The 4WD indica ...