Mazda Tribute 2001-06

2.0L L4 - Auto 2

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Trouble Code: P0303



Cylinder 3 Misfire Detected

Possible Causes:



Base engine mechanical fault affecting only Cylinder 3
 
CKP sensor is damaged or failed (problem may be intermittent)
 
Fuel metering fault that affects only Cylinder 3
 
Ignition system fault that affects only Cylinder 3
 

Trouble Code: P0304



Cylinder 4 Misfire Detected

Possible Causes:



Base engine mechanical fault affecting only Cylinder 4
 
CKP sensor is damaged or failed (problem may be intermittent)
 
Fuel metering fault that affects only Cylinder 4
 
Ignition system fault that affects only Cylinder 4
 

Trouble Code: P0315



Misfire Detected

Possible Causes:



Base engine mechanical fault
 
CKP sensor is damaged or failed (problem may be intermittent)
 
Fuel metering fault
 
Ignition system fault
 

Trouble Code: P0316



Misfire Detected

Possible Causes:



Base engine mechanical fault
 
CKP sensor is damaged or failed (problem may be intermittent)
 
Fuel metering fault
 
Ignition system fault
 

Trouble Code: P0320



Ignition Engine Speed (PIP) Signal Error

Possible Causes:



Engine speed or PIP signal circuit is open (an intermittent fault)
 
Engine speed signal circuit shorted to ground (intermittent)
 
Ignition system components arcing (ignition coils or wires)
 
Vehicle onboard transmitter interruption (i.e., 2-way radio)
 

Trouble Code: P0325



Knock Sensor 1 Circuit Malfunction

Possible Causes:



Knock sensor signal circuit is open
 
Knock sensor signal circuit is shorted to ground
 
Knock sensor is damaged or has failed
 
PCM is damaged
 

Trouble Code: P0326



Knock Sensor Circuit Range/Performance

Possible Causes:



Knock sensor signal circuit is open (intermittent fault)
 
Knock sensor signal circuit shorted to ground (intermittent fault)
 
Knock sensor is damaged or has failed
 
PCM is damaged
 

Trouble Code: P0340



Camshaft Position Sensor Circuit Malfunction

Possible Causes:



CMP sensor signal is open or shorted to ground
 
CMP sensor signal is shorted to VREF or system power (B+)
 
CMP sensor is damaged, or the sensor signal shielding is open
 
PCM has failed
 

Trouble Code: P0350



Ignition Coil Primary Circuit Malfunction

Possible Causes:



Ignition coil primary circuit is open or shorted to ground
 
Ignition coil primary circuit is shorted to system power (B+)
 
Ignition coil power circuit is open between coil and Start circuit
 
PCM has failed
 

Trouble Code: P0351



Ignition Coil 1 Primary Circuit Malfunction

Possible Causes:



Ignition coil primary circuit is open, shorted to ground or power
 
Ignition coil power circuit is open between coil and Start circuit
 
Ignition coil has failed (arcing between primary and secondary)
 
PCM has failed
 

Trouble Code: P0352



Ignition Coil 2 Primary Circuit Malfunction

Possible Causes:



Ignition coil primary circuit is open, shorted to ground or power
 
Ignition coil power circuit is open between coil and Start circuit
 
Ignition coil has failed (arcing between primary and secondary)
 
PCM has failed
 

Trouble Code: P0402



EGR System Insufficient Flow Detected

Possible Causes:



EGR VR solenoid circuit open, shorted to ground or to power
 
EGR VR solenoid power circuit is open to the Main Relay
 
EGR VR solenoid is damaged or has failed
 
DPFE sensor signal circuit is open or shorted to ground
 
DPFE sensor hoses both off, reversed, or sensor is damaged
 
EGR valve assembly is leaking, stuck closed or is damaged
 
EGR valve vacuum hose(s) lose, damaged or disconnected
 
PCM has failed
 

Trouble Code: P0420



Catalyst Efficiency Below Normal (Bank 1)

Possible Causes:



Air leaks at the exhaust manifold or in the exhaust pipes
 
Catalytic converter is contaminated, damaged or has failed
 
Front HO2S and/or the rear HO2S is loose in the mounting hole
 
Front HO2S older (aged) than the rear HO2S (HO2S is lazy)
 
Front HO2S or rear HO2S is contaminated with fuel or moisture
 

Trouble Code: P0442



EVAP System Small Leak (0.040-) Detected

Possible Causes:



Fuel filler cap loose, cross-threaded, incorrect part or damaged
 
EVAP purge solenoid valve is damaged or has failed
 
EVAP vent control solenoid is damaged or has failed
 
EVAP charcoal canister is loaded with fuel or moisture
 
Fuel tank pressure sensor damaged or has failed
 
Vapor line(s) damaged or leaking between the purge solenoid and the intake manifold, purge solenoid valve and the canister, fuel vapor control valve tube or fuel vapor vent valve assembly
 
PCM has failed
 

Trouble Code: P0443



EVAP Purge Solenoid Circuit Malfunction

Possible Causes:



VMV solenoid control circuit is open or shorted to ground
 
VMV solenoid control circuit is shorted to system power (B+)
 
VMV solenoid power circuit is open or shorted to ground
 
VMV solenoid is damaged or has failed
 
PCM has failed (the VMV solenoid driver may be damaged)
 

Trouble Code: P0451



EVAP Pressure Sensor Circuit Range/Performance

Possible Causes:



FTP sensor signal circuit is open (intermittent fault)
 
FTP sensor signal circuit is shorted to ground (intermittent fault)
 
FTP sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0452



EVAP Pressure Sensor Circuit Low Input

Possible Causes:



FTP sensor signal circuit is shorted to sensor ground
 
FTP sensor signal circuit is shorted to chassis ground
 
FTP sensor signal is shorted in the connector due to moisture
 
FTP sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0453



EVAP Pressure Sensor Circuit High Input

Possible Causes:



FTP sensor signal circuit is shorted to VREF or power (B+)
 
FTP sensor ground circuit is open
 
FTP sensor is damaged or has failed
 
PCM has failed
 

Trouble Code: P0455



EVAP System Large Leak (0.080-) Detected

Possible Causes:



Fuel filler cap loose, cross-threaded, incorrect part or damaged
 
Charcoal canister is loaded with fuel or moisture
 
Purge solenoid may be stuck mechanically in -closed- position
 
Canister vent (CV) solenoid is stuck open or may be damaged
 
Fuel vapor control valve tube assembly is restricted or blocked
 
Fuel vapor vent valve assembly is restricted or blocked
 
Fuel pressure sensor has failed (i.e., it failed mechanically)
 
Vapor tube(s) loose, disconnected or blocked to the canister tube, EVAP canister purge outlet tube or the EVAP return tube
 
PCM has failed
 

Trouble Code: P0457



EVAP System Gross Leak Detected

Possible Causes:



Fuel filler cap does not fit properly (it is the wrong part number)
 
Fuel filler cap is missing
 

Trouble Code: P0460



Fuel Level Indicator Signal Circuit Malfunction

Possible Causes:



FLI signal circuit is open, shorted to ground or to power (B+)
 
Fuel tank empty or overfull (FP module is stuck mechanically)
 
Wrong fuel gauge is installed, or instrument panel is damaged
 
Fuel gauge sender unit is damaged or has failed
 
PCM has failed
 

Trouble Code: P0461



Fuel Level Indicator Signal Circuit Range/Performance

Possible Causes:



FLI signal circuit is open or shorted to ground (intermittent fault)
 
FLI assembly is damaged or has failed
 
PCM has failed
 

Trouble Code: P0500



Vehicle Speed Sensor Circuit Malfunction

Possible Causes:



VSS positive (+) signal is open or shorted to ground
 
VSS negative (-) signal is open or shorted to ground
 
VSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0501



Vehicle Speed Sensor Circuit Malfunction

Possible Causes:



VSS positive (+) signal open or shorted to ground (intermittent)
 
VSS negative (-) signal open or shorted to ground (intermittent)
 
VSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0503



Vehicle Speed Sensor Circuit Malfunction

Possible Causes:



Check for any devices that could cause RFI on the VSS circuit
 
VSS positive (+) signal open or shorted to ground (intermittent)
 
VSS negative (-) signal open or shorted to ground (intermittent)
 
VSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0505



Idle Speed Control System Malfunction

Possible Causes:



Throttle body is damaged, dirty or idle speed out of adjustment
 
High resistance between PCM and IAC valve control circuits
 
IAC valve circuits open, shorted to ground or shorted to power
 
IAC valve air inlet is plugged, dirty or restricted
 
IAC valve is damaged or has failed
 

Trouble Code: P0603



PCM Keep Alive Memory Test Error

Possible Causes:



KAM circuit is open (it may be an intermittent problem)
 
KAM circuit is shorted to ground
 
Battery terminals have high resistance due to corrosion or dirt
 
PCM has failed
 

Trouble Code: P0703



Brake On/Off Switch Circuit Malfunction (Self-Test)

Possible Causes:



Brake switch signal circuit is open or shorted ground
 
Brake switch power circuit (B+) is open or shorted to ground
 
Brake switch is damaged, misadjusted or installed improperly
 
PCM has failed
 

Trouble Code: P0705



Digital Transmission Range Switch Circuit Malfunction

Possible Causes:



TR4 signal circuit is open or shorted to ground (0v or 12v)
 
TR3A signal circuit is open or shorted to ground (0v or 12v)
 
TR2 signal circuit is open or shorted to ground (0v or 12v)
 
TR1 signal circuit is open or shorted to ground (0v or 12v)
 
DTR switch or its connector is damaged, or switch has failed
 
PCM has failed
 

Trouble Code: P0708



Digital Transmission Range Switch Circuit Malfunction

Possible Causes:



TR switch signal circuit open between switch and the PCM (0v)
 
DTR switch or its connector is damaged, or switch has failed
 
PCM has failed
 

Trouble Code: P0707



Transmission Range Switch Circuit Malfunction

Possible Causes:



TR switch circuit is shorted to ground switch ground (0v)
 
TR switch circuit is shorted to chassis ground (0v)
 
TR switch or its connector is damaged, or the switch has failed
 
PCM has failed
 

Trouble Code: P0708



Digital Transmission Range Switch Circuit Malfunction

Possible Causes:



TR switch circuit is open between the switch and PCM (0v)
 
TR switch or its connector is damaged, or the switch has failed
 
PCM has failed
 

Trouble Code: P0712



Transmission Fluid Temperature Sensor Low Input (High Temperature)

Possible Causes:



TFT sensor signal circuit has a short to ground condition
 
TFT sensor is damaged or has failed (it may be shorted)
 
PCM has failed
 

Trouble Code: P0713



Transmission Fluid Temperature Sensor High Input (Low Temperature)

Possible Causes:



TFT sensor signal circuit is open between sensor and the PCM
 
TFT sensor signal circuit has a short to power condition
 
TFT sensor is damaged or has failed (it may be open)
 
PCM has failed
 

Trouble Code: P0715



Turbine Shaft Sensor Circuit Malfunction

Possible Causes:



TSS (+) signal circuit is open (an intermittent fault)
 
TSS (+) signal circuit shorted to ground (intermittent fault)
 
TSS (-) signal circuit is open (an intermittent fault)
 
TSS (-) signal circuit shorted to ground (intermittent fault)
 
TSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0717



Turbine Shaft Sensor Circuit Malfunction

Possible Causes:



TSS (+) signal circuit is open or shorted to ground
 
TSS (-) signal circuit is open or shorted to ground
 
TSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0718



Turbine Shaft Sensor Circuit Malfunction

Possible Causes:



TSS (+) signal circuit is open or shorted to ground
 
TSS (-) signal circuit is open or shorted to ground
 
TSS reluctor has metal chips or is damaged, or has failed
 
PCM has failed
 

Trouble Code: P0720



Output Shaft Sensor Circuit Malfunction

Possible Causes:



OSS (+) signal circuit is open (fault may be intermittent)
 
OSS (+) signal circuit shorted to ground (an intermittent fault)
 
OSS (-) signal circuit is open (fault may be intermittent)
 
OSS (-) signal circuit shorted to ground (an intermittent fault)
 
OSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0721



Output Shaft Sensor Circuit Signal Erratic

Possible Causes:



OSS (+) circuit is open or shorted to ground (noisy circuit)
 
OSS (-) circuit is open or shorted to ground (noisy circuit)
 
OSS reluctor contains metal chips or is damaged
 
OSS is damaged or has failed
 
PCM has failed
 

Trouble Code: P0722



Output Shaft Sensor Circuit Signal Intermittent

Possible Causes:



OSS (+) circuit is open or shorted to ground (intermittent)
 
OSS (-) circuit is open or shorted to ground (intermittent)
 
OSS is damaged or has failed
 
PCM has failed
 

 
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