Possible causes – Reprogram computer– Faulty ECM

Possible causes – Three way catalyst converter Bank 1– Exhaust tube– Intake air leaks– Fuel injectors may be faulty– Fuel injector leaks– Spark plugs may be faulty– Improper ignition timing– Engine Control Module (ECM) Tech notes As the code description

Possible causes – Three way catalyst converter Bank 2– Exhaust tube– Intake air leaks– Fuel injectors may be faulty– Fuel injector leaks– Spark plugs may be faulty– Improper ignition timing– Engine Control Module (ECM) Tech notes As the code description

Possible causes – Throttle Position Sensor (TPS) harness is open or shorted– Throttle Position Sensor (TPS) circuit poor electrical connection– Faulty Throttle Position Sensor (TPS)– Fault Electric Throttle Control Actuator (or Throttle Body Motor)– Accelerator Pedal Position Sensor (APP) When

Possible causes – Throttle Position Switch (TPS) Adjustment– Faulty Throttle Position Switch (TPS)– Throttle Position Switch (TPS) harness open or shorted– Throttle Position Switch (TPS) circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)–

Possible causes – Variable camshaft timing actuator stuck in advance position– Timing belt jumped Symptoms – Engine Light ON (or Service Engine Soon Warning Light) MAZDA Technical Service Bulletins for P0011 code 2009 MAZDA TRIBUTE POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM,

Possible causes – Variable camshaft timing actuator stuck in advance position– Timing belt jumped Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Lack/Loss of power– Engine rough idle MAZDA Technical Service Bulletins for P0021 code 2009 MAZDA

Possible causes – Vehicle driven at a high rate of speed– Wheel slippage due to water or ice– Engine over-rev condition– Vehicle over speed condition Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0297 MAZDA Description Indicates

Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech notes As

Possible causes – Warm Up Three Way Catalytic converter deterioration or malfunction– Exhaust system leaks– Loose front or rear HO2Ss– Faulty front heater O2 sensor– O2 sensors harness is open or shorted– O2 sensors poor electrical connection Tech notes As

Possible causes – Wastegate control solenoid valve damaged– Vacuum hose loose or damaged– Wastegate control solenoid valve damaged Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P0234 MAZDA Description The boost pressure sensor responds to pressure changes

Possible causes – Weak battery – Low voltage while cranking– Faulty Engine Control Module (ECM) relay– Blown ECM fuse– Faulty ECM– ECM harness is open or shorted– ECM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine

Possible causes – Weak battery – Low voltage while cranking– Faulty Engine Control Module (ECM) relay– Blown ECM fuse– Faulty ECM– ECM harness is open or shorted– ECM circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine

Possible causes – Wheel slippage (water, ice, mud, and snow)– Excessive engine RPM in NEUTRAL or operated in the wrong transmission gear.– Engine over-rev condition– Faulty Crankshaft position sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

Possible causes – BARO sensor malfunction – Connector or terminal malfunction – Open circuit in wiring between BARO sensor and PCM – Short to power circuit in wiring between BARO sensor and PCM – Powertrain Control Module (PCM) malfunction P2229

Possible causes – Cam timing improperly set– Continuous oil flow to the VCT piston chamber– VCT solenoid valve stuck open– Camshaft advance mechanism binding (VCT unit). Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1388 MAZDA Description

Possible causes – DPFE Sensor harness is open or shorted– DPFE Sensor circuit poor electrical connection– Faulty DPFE Sensor Symptoms – Engine Light ON (or Service Engine Soon Warning Light) MAZDA Technical Service Bulletins for P1400 code 2001 MAZDA TRIBUTE

Possible causes – EVAP leak detection pump orifice off– EVAP leak detection pump malfunction Symptoms – Engine Light ON (or Service Engine Soon Warning Light)

Possible causes – Faulty Differential Pressure Feedback Electronic (DPFE) sensor– Differential Pressure Feedback Electronic (DPFE) sensor harness is open or shorted– Differential Pressure Feedback Electronic (DPFE) sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon

Possible causes – Faulty electric throttle control actuator (TP sensor 1 and 2)– Throttle Position Sensor harness is open or shorted– Throttle Position Sensor circuit poor connection– Faulty accelerator pedal position sensor Symptoms – Engine Light ON (or Service Engine