Toyota RAV4 (XA40) 2013-2018 Service Manual: Components

Knock sensor

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Removal

Discharge fuel system pressure (see page fu-9) Drain coolant (see page co-6) Disconnect cable from negative battery terminal Caution: Wait at least 90 seconds after disconnecting the c ...

Other materials:

Installation
Install mass air flow meter Install the mass air flow meter with the 2 screws. Notice: Make sure that the o-ring is not cracked or jammed when installing it. Connect the mass air flow meter connector. Connect cable to battery negative terminal ...

Precaution
Handling precaution When handling the electronic parts: Avoid any impact to electronic parts such as ecus and relays. Replace with new ones if dropped or subjected to a severe blow. Do not expose any electronic parts to high temperatures and humidity. Do not touch the connec ...

Catalyst system efficiency below threshold (bank 1)
Monitor description The ecm uses sensors mounted in front of and behind the three-way catalytic converter (twc) to monitor its efficiency. The first sensor, the air-fuel ratio (a/f) sensor, sends pre-catalyst information to the ecm. The second sensor, the heated oxygen (ho2) sensor, se ...