P1129 HONDA -

Question

I need Help with my Honda CRV 2007, After I cleaned the throttle module, the RPM started to up and down, even more, when the vehicle y running and I put the gear stick in N position, the engine keep it\'s RPM very hi, and some time start to up and down between 800 to 1800 RPM.
what shall I do?
Thanks

Answer 1

Typically there are only acouple of causes for this code.First a bad map sensor could give it the wrong reading, second a blocked or plugged exhaust system can cause higher then normal manifold pressure.