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 MANUALSTOYOTA2007HIGHLANDER HYBRID, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMEWINDOWSWINDSHIELD/WINDOW GLASS (HYBRID)POWER WINDOW CONTROL SYSTEMFRONT PASSENGER SIDE POWER WINDOW SWITCH POWER SOURCE CIRCUITINSPECTION PROCEDURE
2007 Toyota Highlander Hybrid, FWD
Inspection Procedure
2007 Toyota Highlander Hybrid, FWDSECTION Inspection Procedure
- CHECK WIRE HARNESS (MULTIPLEX NETWORK SWITCH)
- Disconnect the P10 connector.
- Measure the voltage and resistance according to the value(s) in the table below.
Standard voltage
VOLTAGE SPECIFICATIONTester Connection Condition Specified Condition P10-7 (+B) - Body ground Always 10 to 14 V Standard resistance
RESISTANCE SPECIFICATIONTester Connection Condition Specified Condition P10-1 (E) - Body ground Always Below 1 Ω
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
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.