Toyota RAV4 (XA40) 2013-2018 Service Manual: Electronic circuit inspection procedure

Circuit inspection

A description of the main areas of each circuit inspection is below. Item Description description The major role, operation of the circuit and its component parts are explai ...

Basic inspection

When measuring resistance of electronic parts Unless otherwise stated, all resistance measurements should be made at an ambient temperature of 20°c (68°f). Resistance measurements m ...

Other materials:

Passenger airbag on / off indicator circuit malfunction
Description The passenger airbag on / off indicator circuit consists of the center airbag sensor and the heater control panel*1 or *2. This circuit indicates the operation condition of the front passenger airbag, the front passenger side airbag and passenger side seat belt pretensioner ...

Shift solenoid "d" performance (shift solenoid valve s4)
System description The ecm uses signals from the output shaft speed sensor and input speed sensor to detect the actual gear position (1st, 2nd, 3rd or o/d gear). Then the ecm compares the actual gear with the shift schedule in the ecm memory to detect mechanical problems of the shift s ...

Torque converter clutch solenoid circuit
Description The shift solenoid valve dsl is turned on and off by signals from the ecm to control the hydraulic pressure acting on the lock-up relay valve, which then controls operation of the lock-up clutch. Fail-safe function: if the ecm detects a malfunction, it turns the shift sol ...