Volvo B6324S Functional Description page 11

Misfire Diagnostic Operation
DTCs
Monitor Strategy description Emission related
Typical Misfire diagnostic enable conditions
Enable condition
Load
Engine speed
Coolant temperature
Typical Misfire malfunction thresholds
Malfunction criteria
FTP Emission threshold
Catalyst damage threshold
P0300 Multiple Cylinder Misfire Detected
P0301 Cylinder 1 Misfire Detected
P0302 Cylinder 2 Misfire Detected
P0303 Cylinder 3 Misfire Detected
P0304 Cylinder 4 Misfire Detected
P0305 Cylinder 5 Misfire Detected
P0306 Cylinder 6 Misfire Detected
Catalyst damage
Minimum
0.29 g/rev
Depending on altitude and coo-
lant temperature
500 rpm
-20°C
Threshold value
> 1.5 % (4th exceedance
or exceedance in first 1000
revolutions)
8 - 25 %
Corresponding MonitorID
A1
A2
A3
A4
A5
A6
A7
Maximum
0.65 g/rev
Depending on altitude and coolant
temperature
6600 rpm
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