Toyota RAV4 (XA40) 2013-2018 Service Manual: Air conditioning system (for manual air conditioning system)

Back-up power source circuit

Description This is the back-up power source circuit for the air conditioning amplifier. Power is supplied even when the ignition switch is turned off and is used for functions such as the diagnos ...

Precaution

If any of following conditions are met, keep engine idling with a/c on (engine speed at less than 2000 rpm) for at least 1 minute: Refrigerant gas has been refilled or a/c parts have ...

Other materials:

On-vehicle inspection
Connect intelligent tester Connect the intelligent tester to the dlc3. Start the engine and idle it. Select the active test mode on the intelligent tester. Hint: Please refer to the intelligent tester operator's manual for further details. Check actuator motor operation ...

System voltage
Description The battery supplies electricity to the ecm even when the ignition switch is in the off position. This power allows the ecm to store data such as dtc history, freeze frame data and fuel trim values. If the battery voltage falls below a minimum level, the memory is cleared and ...

Main body ecu communication stop mode
Description Wiring diagram Inspection procedure Notice: Turn the ignition switch off before measuring the resistances of the main wire and the branch wire. After the ignition switch is turned off, check that the key reminder warning system and light reminder warning syste ...