Mazda Mazda6 Workshop Manual Supplement page 143

DTC No. Condition
P0133 Front HO2S circuit malfunction
Front HO2S circuit no activity
P0134
detected
P0138 Rear HO2S circuit high input
Rear HO2S circuit no activity
P0140
detected
P0171 Fuel trim system too lean
P0172 Fuel trim system too rich
P0300 Random misfire detected
P0301 Cylinder No.1 misfire detected
P0302 Cylinder No.2 misfire detected
P0303 Cylinder No.3 misfire detected
P0304 Cylinder No.4 misfire detected
P0327 Knock sensor circuit low input
P0328 Knock sensor circuit high input
P0335 CKP sensor circuit malfunction
P0340 CMP sensor circuit malfunction
EGR valve motor coils open or
P0403
short
Catalyst system efficiency
P0420
below threshold
Evaporative emission control
P0443 system purge control valve
circuit malfunction
Fan relay control circuit
P0480
malfunction
Vehicle speed sensor (VSS)
P0500
circuit malfunction (MTX)
P0505 Idle control system malfunction
Idle control system RPM lower
P0506
than expected
Idle control system RPM higher
P0507
than expected
Idle control system circuit
P0511
malfunction
P0550 PSP switch circuit malfunction
P0602 PCM programming error
Control module vehicle options
P0610
error
P0661 VIS control circuit low input
P0662 VIS control circuit high input
P0703 Brake switch input malfunction
P0704 Clutch switch input malfunction
P0850 Neutral switch input malfunction
Variable air duct valve circuit
P1410
malfunction
P1562 PCM +BB voltage low
Variable tumble control system
P2006
shutter valve stuck closed
Variable tumble control solenoid
P2009
valve circuit low input
Variable tumble control solenoid
P2010
valve circuit high input
P2228 BARO sensor circuit low input
P2229 BARO sensor circuit high input
Generator output voltage signal
P2502
no electricity
P2503 Battery overcharge
ON-BOARD DIAGNOSTIC
MIL DC Monitor item
ON 2
ON 2
ON 2
ON 2
ON 2
ON 2
Flash / ON 1 or 2
Flash / ON 1 or 2
Flash / ON 1 or 2
Flash / ON 1 or 2
Flash / ON 1 or 2
ON 1
ON 1
ON 1
ON 1
ON 2
ON 2
ON 2
OFF 2
ON 2
OFF —
ON 2
ON 2
ON 1
ON 2
ON 1
ON 1
OFF 2
OFF 2
ON 2
ON 2
ON 2
OFF 2
ON 1
ON 2
ON 2
ON 2
ON 1
ON 1
OFF 1
OFF 1
Memory
function
×
O sensor
2
×
CCM
×
CCM
×
CCM
×
Fuel
×
Fuel
×
Misfire
×
Misfire
×
Misfire
×
Misfire
×
Misfire
×
CCM
×
CCM
×
CCM
×
CCM
×
CCM
×
Catalyst
×
CCM
×
Other
×
CCM
Other —
×
CCM
×
CCM
×
CCM
×
CCM
×
CCM
×
CCM
×
Other
×
Other
×
CCM
×
CCM
×
CCM
×
Other
×
CCM
×
CCM
×
CCM
×
CCM
×
CCM
×
CCM
Other —
Other —
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