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 MANUALSTOYOTA2006SEQUOIA 4WD V8-4.7L (2UZ-FE)REPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGTESTING AND INSPECTIONCOMPONENT TESTS AND GENERAL DIAGNOSTICSCOMPRESSOR CIRCUIT
2006 Toyota Sequoia 4WD V8-4.7L (2UZ-FE)
Compressor Circuit
2006 Toyota Sequoia 4WD V8-4.7L (2UZ-FE)SECTION Compressor Circuit
Compressor Circuit
DESCRIPTION
The integration control and panel outputs the magnetic clutch ON signal from terminal AC1 to the ECM. When the ECM receives this signal, it sends a signal from terminal ACT and switches the A/C magnetic clutch relay ON. This turns the A/C magnetic clutch on.
INSPECTION PROCEDURE
DESCRIPTION
The integration control and panel outputs the magnetic clutch ON signal from terminal AC1 to the ECM. When the ECM receives this signal, it sends a signal from terminal ACT and switches the A/C magnetic clutch relay ON. This turns the A/C magnetic clutch on.
Wiring Diagram:
Step 1:
Step 1(Continued)-3:
Step 3(Continued)-6:
Step 7-9:
INSPECTION PROCEDURE
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.