Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2008RAV4 4WD V6-3.5L (2GR-FE)REPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - POWERTRAIN MANAGEMENTRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSMAIN RELAY (COMPUTER/FUEL SYSTEM)TESTING AND INSPECTIONINTEGRATION RELAY
2008 Toyota RAV4 4WD V6-3.5L (2GR-FE)
Integration Relay
2008 Toyota RAV4 4WD V6-3.5L (2GR-FE)SECTION Integration Relay
2GR-FE ENGINE CONTROL SYSTEM: INTEGRATION RELAY: ON-VEHICLE INSPECTION
ON-VEHICLE INSPECTION
1. 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.
2. INSPECT INTEGRATION RELAY
NOTICE:
- The EFI relay is built into the integration relay (unit A: EFI MAIN).
- Some relays are built into the integration relay. The integration relay cannot be disassembled. If there is a malfunction in the circuit of the integration relay, replace the integration relay.
(a) Using a screwdriver, detach the 2 claws and disconnect the integration relay from the engine room No. 1 junction block.
HINT: Tape the screwdriver tip before use.
(b) Disconnect the 3 connectors from the integration relay.
(c) Inspect the EFI MAIN relay.
(1) Check the resistance of the EFI MAIN fuse.
If the result is not as specified, replace the EFI MAIN fuse.
(2) Measure the resistance of the integration relay.
Standard resistance:
If the result is not as specified, replace the integration relay.
(d) Inspect the A/F relay.
(1) Check the resistance of the A/F fuse.
If the result is not as specified, replace the A/F fuse.
(2) Measure the resistance of the integration relay.
Standard resistance:
If the result is not as specified, replace the integration relay.
3. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.