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2011 Mazda Protege P0629 Fault Code Check

When you check 2011 Mazda Protege car engine light came on code P0629 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However Mazda manufacturer may have a different definition for the P0629 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0629 2011 2011 Mazda Protege Code Clear

A good ground connection is also extremely important. P0629 2011 2011 Mazda Protege engine problem because the presence of voltage at the panel harness won't make the panel work if there is a bad ground connection. Since the instrument cluster is mounted in a plastic dash, a separate ground wire or ground circuit through the wiring harness is usually needed to complete the power circuit. Refer again to the wiring diagram to find the ground path, and then check it with your ohmmeter. Do not use a self-powered test light because it cannot measure resistance (any resistance will lower circuit voltage).

2011 Mazda Protege P0629 OBD-II Diagnostic Powertrain (P) Trouble Code Description

2011 Mazda Protege car P0629 OBD-II Trouble Code When the ignition switch is turned ON the Engine Control Module (

Reason For 2011 Mazda Protege P0629 Code

The reason of 2011 Mazda Protege P0629 OBD-II Fault Code Check is P0629 Fuel Pump A Control Circuit High.
P0629 Code Reason

2011 Mazda Protege P0629 Possibble Fix Ways :

Probably the biggest result of injector failure is due to the injectors having excessive return flow or back leakage. This is due to worn parts which allow excessive fuel to go through the diesel injector and to return back to the tank or fuel system. This causes a drop in rail pressure which results in hard starting or not starting at all.

The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. P0629 2011 2011 Mazda Protege 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.

What does fault code P0629 mean for 2011 Mazda Protege ?
What does a diagnostic reading P0629 mean for 2011 Mazda Protege ?
How to fix OBD2 Code P0629 for 2011 Mazda Protege ?
What do we know about P0629 code for 2011 Mazda Protege ?