Rolls Royce Silver Shadow P0661 Engine Error Code
When you check Rolls Royce Silver Shadow car engine light came on code P0661 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Rolls Royce manufacturer may have a different definition for the P0661 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

To solve P0661 Rolls Royce Silver Shadow problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs
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Rolls Royce Silver Shadow P0661 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionRolls Royce Silver Shadow car P0661 OBD-II Trouble Code The Intake Manifold Tuning Valve (IMTV) system is monitored for failure during continuous, key ON engine OFF or key ON engine running self-test. The test fails when the signal on the monitor pin is moReason For Rolls Royce Silver Shadow P0661 CodeThe reason of Rolls Royce Silver Shadow P0661 OBD-II Engine Error Code is P0661 Intake Manifold Tuning Valve Control Circuit Low Bank 1. |
The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. P0661 Rolls Royce Silver Shadow code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired.
Rolls Royce Silver Shadow P0661 Possible Solution :
What does fault code P0661 mean for Rolls Royce Silver Shadow ?
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