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  1. Faults Low power in 1st & 2nd and sounds like a van

    Engines and Transmission (8G)
    I've had an ongoing issue with getting a code for 'P2004 Intake Manifold Runner Control Valve, incorrect position' which goes away on it's own if it's left for a hundred miles or so but comes back as soon as I clear the error code history. I'm guessing that codes shouldn't just go off from the...
  2. Servicing Intake Manifold Runner Control (IMRC) - Find and Clean

    Engines and Transmission (8G)
    Hey folks. Over the weekend my engine maintenance light came on. Took it to my local garage and he told me it was the IMRC. Possible problems could be - the valve is stuck open - needs cleaning - solenoid needs replacing Before I get him to have a proper look at it I thought I'd see if I can...
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