P0068 The Genetic Compass for Arthritis Treatment Strategies

The car has as long as I have owned it (3 years) always had a surging idle when moving. Up and down, slowly. 7-800 to 2500 and back. Full code description for this engine code is P0068 00 Manifold Absolute Pressure Sensor Circuit Range/Performance The MAF is the sensor for the throttle body. If I understand this code correctly, the MAF is showing an airflow that does not match an expected ... p0068 ... Maf counts at idle are 135-150. TPS Absolute counts are 198-199 at idle and blip up with throttle position. TPS voltage at the middle ... You've got an air/vacuum leak somewhere and/or check your throttle body pigtail for a loose or broken connection. Keep in mind as well that the ... ... P0068 is set. DTC Descriptor. This diagnostic procedure supports the following DTC: DTC P0068 Throttle Body Airflow Performance. Conditions ... It was eventually traced on that occasion to a broken solder joint inside the engine ECU box itself. So the signal from the sensor was not ... check for vacuum leaks up and around the upper intake plenum...it is possible to have a bad lower intake gasket causing the problem too. Reading up on the P0068 code points to very generic causes (ie, vacuum leak, bad plugs, bad MAP, throttle body position problems). Im assuming the sensor is ok and scaked correctly. You should see 1 bar or 14psi with ignition on and engine stopped, that atmospheric pressure.