Toyota RAV4 Service Manual: Ig2 relay
On-vehicle inspection
- Disconnect cable from negative battery terminal
Caution:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
- Remove ig2 relay
- Remove the no. 1 Engine room relay block cover.
- Remove the ig2 relay from the engine room relay block.
- Inspect ig2 relay
- Measure the resistance of the Ig2 relay.
Standard resistance 
If the result is not as specified, replace the relay.
- Install ig2 relay
- Connect cable to negative battery terminal
Ig1 relay
On-vehicle inspection
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airb ...
Circuit opening relay
On-vehicle inspection
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airb ...
Other materials:
Transmitter id not registered in main mode
Description
Inspection procedure
Notice:
It is necessary to register an id code after replacing the tire pressure
warning valve and
transmitter and/or the tire pressure monitor ecu (see page tw-9).
Hint:
Set the tire pressure to the specified value.
Standard pressure:
220 kpa (2.2 ...
4Wd control ecu communication stop mode
Description
Hint:
For vehicle with 4wd only.
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 ...
Oxygen sensor circuit
Description
In order to obtain a high purification rate of the carbon monoxide (co),
hydrocarbon (hc) and nitrogen
oxide (nox) components in the exhaust gas, a twc is used. For the most efficient
use of the twc, the
air-fuel ratio must be precisely controlled so that it is always close to ...