ENGINE CONTROLS 1F – 9
DAEWOO V–121 BL4
Misfire Data Display
At idle / Upper Radiator / Closed Throttle / Park or Neutral / Closed loop / Acc. OFF
Scan Tool Parameter Units Displayed Typical Data
Misfire Current #1 0–255 counts 0 (increase with a misfire)
Misfire History #1 0–255 counts 0 (increase with a misfire)
Misfire Current #2 0–255 counts 0 (increase with a misfire)
Misfire History #2 0–255 counts 0 (increase with a misfire)
Misfire Current #3 0–255 counts 0 (increase with a misfire)
Misfire History #3 0–255 counts 0 (increase with a misfire)
Misfire Current #4 0–255 counts 0 (increase with a misfire)
Misfire History #4 0–255 counts 0 (increase with a misfire)
Misfire Failures First Fail 0–255 counts 0 (increase with a misfire)
Misfire Passes First Fail 0–255 counts 0 (increase with a misfire)
Total Misfire Current Count 0–255 counts 0 (increase with a misfire)
Weak Cylinder –
Engine Speed RPM µ100 rpm from the Desired RPM
TP Angle % 0% (up to 100% at wide open
throttle)
Calculated Load % 0–100
Engine Coolant Temperature CSF 85³–115³C(185³–239³F) Varies with
the coolant temperature
Intake Air Temperature CSF 10³–80³C(50³–176³F) Varies with
the underhood temperature
Cam Active Counter Counts 0–255
Spark Advance Degrees Varies
G Sensor Volts –
EGR Desired Position % 0%
EGR Actual Position % 0%
MAP kPa 25–35 kPa
Vehicle Speed mph 0
Air Conditioning Request On/Off Off
Air Conditioning Clutch On/Off Off
Knock Active Counter Counts 0–255
Knock Retard Degrees Varies
Decel Fuel Mode Yes/No –
Power Enrichment Mode Yes/No –
Injector Pulse Bank 1 mS Varies
O2S Bank 1 Sensor 1 mV 0–1000 and varying
HO2S Bank 1 Sensor 2 mV 0–1000 and varying
Short Term FT Bank 1 % –100 to 100 (Varies)
Long Term FT Bank 1 % –100 to 100 (Varies)