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 DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSMAIN RELAY (COMPUTER/FUEL SYSTEM)TESTING AND INSPECTIONCIRCUIT OPENING RELAY
2008 Toyota RAV4 4WD V6-3.5L (2GR-FE)
Circuit Opening Relay
2008 Toyota RAV4 4WD V6-3.5L (2GR-FE)SECTION Circuit Opening Relay
2GR-FE ENGINE CONTROL SYSTEM: CIRCUIT OPENING 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 INSTRUMENT PANEL JUNCTION BLOCK
NOTE: The circuit opening (C/OPN) relay is built into the instrument panel junction block.
(a) Measure the resistance between the terminals.
Standard resistance:
If the result is not as specified, replace the instrument panel junction block.
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.