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)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESCAN COMMUNICATION SYSTEM (HYBRID)CAN COMMUNICATION SYSTEMHYBRID VEHICLE CONTROL ECU COMMUNICATION STOP MODEDESCRIPTION

2007 Toyota Highlander Hybrid, FWD

Hybrid Vehicle Control ECU Communication Stop Mode: Description

2007 Toyota Highlander Hybrid, FWDSECTION Description

DETECTION ITEM AND TERMINAL NUMBER REFERENCE

Detection Item	Symptom	Suspected Area
HYBRID VEHICLE CONTROL ECU COMMUNICATION STOP MODE	HYBRID is not displayed on the "BUS CHECK" screen of the intelligent tester Applies to "HYBRID VEHICLE CONTROL ECU COMMUNICATION STOP MODE "in the "DTC COMBINATION TABLE"	Power source circuit of the HV control ECU HV control ECU

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.