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 MANUALSMITSUBISHI2012LANCER EVOLUTION GSRREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLACTIVE STABILITY CONTROL SYSTEM (ASC) - LANCER EVOLUTIONDIAGNOSISDIAGNOSTIC TROUBLE CODE PROCEDURESDTC U1003: G AND YAW RATE SENSOR BUS-OFFPROBABLE CAUSES
2012 Mitsubishi Lancer Evolution GSR
Probable Causes
2012 Mitsubishi Lancer Evolution GSRSECTION Probable Causes
- Wiring harness or connector failure in special CAN bus lines between ASC-ECU and G and yaw rate sensor
- G and yaw rate sensor malfunction
- ASC-ECU malfunction
- Connector disconnected or improperly connected
- Stretched or broken wires
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.