P1077 - Intake Manifold Runner Control System Malfunction Low RPM
P1077 Possible Causes
- Faulty Intake Manifold Runner Control (IMRC) Valve
- IMRC Valve harness is open or shorted
- IMRC Valve circuit poor electrical connection
First diagnose P1077 code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
Cost of diagnosing the P1077 code
Labor: 1.0The cost of diagnosing the P1077 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
P1077 Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1077 DescriptionEngine power is achieved by closing and opening the Intake Manifold Runner Control (IMRC) valve. When the valve is closed, there is high torque at low engine speed. When the valve is open, there is high torque a high engine speed.
P1077 More InformationNeed more information on how to fix the P1077 code?
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P1077 Information for specific makes
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P1077 CommentsHelp us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P1077 code? Have you replaced any parts?
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