Questions & Answers for: Mazda Protege pcm

...replace coolant sensor (in thermostat housing). going to retest tomorrow. I have a funny feeling my PCM is half way working. I disconnected my O2 sensor and drove around trying to get my SES light to ...

have a short gone through 3 alternators/ 93 protege THE VOLTAGE REGULATOR IS INSIDE THE PCM AND NOT THE ALTERNATOR. IF YOU KEEP BURNING UP THE ALTERNATOR THEN THE REGULATOR IS OVER CHARGING. YOU WILL ...

...the battery sign illuminated. Either the alternator is bad or the voltage regulator is bad in the PCM. I hope it's your alternator, as the PCM is your computer, and it isn't

...functions. It lowers NOx and allows for greater timing control. If the EGR is not working and the PCM advances the timing when there's no EGR it can cause excessive spark knock. If the knock sensor ...

...VECHICLE SCANNED AT AUTO ZONE OR ADVANCE AUTO THEY WILL SCAN IT FREE. TO SEE WHAT TROUBLE CODE YOUR PCM GIVING YOU.WHEN CHECK ENGINE LIGHT COME ON YOUR PCM SEE FAULT IN ONE OF THE SENSORS OR THE ...

... unplug coolant sensor and fan stays running. need a wiring diag. Hi, the relay is turned on by the PCM based on data from the coolant temperature sensor. Disconnecting the sensor sends the computer ...

...P0106 - MAP/Barometric Pressure Circuit Range/Performance ProblemThe Powertrain Control Module (PCM) uses the Manifold Absolute Pressure Sensor (MAP) to monitor engine load. (NOTE: Some vehicles ...

...is to see how much you open the throttle( how much you push the gas pedal) and sends this info to PCM .and pcm tells injector how much more or less gas the engine needs. on some cars it compares ...

...light falshes contstantly Flashing Diag Code P0122 TP circuit low input DETECTION CONDITION • If PCM detects TP sensor voltage at PCM terminal 89 below 0.10 V after engine start, PCM ...

...ground circuit is open TP sensor has failed TP sensor not mounted properly to the throttle body PCM has failed Engine running; and the PCM detected the TP sensor indicated more than 4.60v (i.e.,