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Home >> Lexus >> 2017 >> IS 300 F Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 110 (Engine Control System (2UR-GSE) - Diagnostic Codes (2 Of 4)) >> SFI System >> DTC P0300: Random / Multiple Cylinder Misfire Detected; DTC P0301: Cylinder 1 Misfire Detected; DTC P0302: Cylinder 2 Misfire Detected; DTC P0303: Cylinder 3 Misfire Detected; DTC P0304: Cylinder 4 Misfire Detected; DTC P0305: Cylinder 5 Misfire Detected; DTC P0306: Cylinder 6 Misfire Detected; DTC P0307: Cylinder 7 Misfire Detected; DTC P0308: Cylinder 8 Misfire Detected [11/2021 - ] >> Monitor Result

Monitor Result

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Refer to detailed information in Checking Monitor Status.

Refer to CHECKING MONITOR STATUS [11/2021 - ]

P0300: MISFIRE / EWMA MISFIRE

Monitor ID Test ID Scaling Unit Description
$A1 $0B Multiply by 1 Count Total EWMA* misfire count of all cylinders in last ten driving cycles
P0300: MISFIRE / MISFIRE RATE

Monitor ID Test ID Scaling Unit Description
$A1 $0C Multiply by 1 Count
  • When engine switch on (IG), total misfire count of all cylinders in last driving cycle is displayed.
  • While engine is running, total misfire count of all cylinders in current driving cycle is displayed.
P0301: MISFIRE / EWMA MISFIRE1

Monitor ID Test ID Scaling Unit Description
$A2 $0B Multiply by 1 Count Total EWMA* misfire count of cylinder 1 in last ten driving cycles
P0301: MISFIRE / MISFIRE RATE1

Monitor ID Test ID Scaling Unit Description
$A2 $0C Multiply by 1 Count
  • When engine switch on (IG), total misfire count of cylinder 1 in last driving cycle is displayed.
  • While engine is running, total misfire count of cylinder 1 in current driving cycle is displayed.
P0302: MISFIRE / EWMA MISFIRE2

Monitor ID Test ID Scaling Unit Description
$A3 $0B Multiply by 1 Count Total EWMA* misfire count of cylinder 2 in last ten driving cycles
P0302: MISFIRE / MISFIRE RATE2

Monitor ID Test ID Scaling Unit Description
$A3 $0C Multiply by 1 Count
  • When engine switch on (IG), total misfire count of cylinder 2 in last driving cycle is displayed.
  • While engine is running, total misfire count of cylinder 2 in current driving cycle is displayed.
P0303: MISFIRE / EWMA MISFIRE3

Monitor ID Test ID Scaling Unit Description
$A4 $0B Multiply by 1 Count Total EWMA* misfire count of cylinder 3 in last ten driving cycles
P0303: MISFIRE / MISFIRE RATE3

Monitor ID Test ID Scaling Unit Description
$A4 $0C Multiply by 1 Count
  • When engine switch on (IG), total misfire count of cylinder 3 in last driving cycle is displayed.
  • While engine is running, total misfire count of cylinder 3 in current driving cycle is displayed.
P0304: MISFIRE / EWMA MISFIRE4

Monitor ID Test ID Scaling Unit Description
$A5 $0B Multiply by 1 Count Total EWMA* misfire count of cylinder 4 in last ten driving cycles
P0304: MISFIRE / MISFIRE RATE4

Monitor ID Test ID Scaling Unit Description
$A5 $0C Multiply by 1 Count
  • When engine switch on (IG), total misfire count of cylinder 4 in last driving cycle is displayed.
  • While engine is running, total misfire count of cylinder 4 in current driving cycle is displayed.
P0305: MISFIRE / EWMA MISFIRE5

Monitor ID Test ID Scaling Unit Description
$A6 $0B Multiply by 1 Count Total EWMA* misfire count of cylinder 5 in last ten driving cycles
P0305: MISFIRE / MISFIRE RATE5

Monitor ID Test ID Scaling Unit Description
$A6 $0C Multiply by 1 Count
  • When engine switch on (IG), total misfire count of cylinder 5 in last driving cycle is displayed.
  • While engine is running, total misfire count of cylinder 5 in current driving cycle is displayed.
P0306: MISFIRE / EWMA MISFIRE6

Monitor ID Test ID Scaling Unit Description
$A7 $0B Multiply by 1 Count Total EWMA* misfire count of cylinder 6 in last ten driving cycles
P0306: MISFIRE / MISFIRE RATE6

Monitor ID Test ID Scaling Unit Description
$A7 $0C Multiply by 1 Count
  • When engine switch on (IG), total misfire count of cylinder 6 in last driving cycle is displayed.
  • While engine is running, total misfire count of cylinder 6 in current driving cycle is displayed.
P0307: MISFIRE / EWMA MISFIRE7

Monitor ID Test ID Scaling Unit Description
$A8 $0B Multiply by 1 Count Total EWMA* misfire count of cylinder 7 in last ten driving cycles
P0307: MISFIRE / MISFIRE RATE7

Monitor ID Test ID Scaling Unit Description
$A8 $0C Multiply by 1 Count
  • When engine switch on (IG), total misfire count of cylinder 7 in last driving cycle is displayed.
  • While engine is running, total misfire count of cylinder 7 in current driving cycle is displayed.
P0308: MISFIRE / EWMA MISFIRE8

Monitor ID Test ID Scaling Unit Description
$A9 $0B Multiply by 1 Count Total EWMA* misfire count of cylinder 8 in last ten driving cycles
P0308: MISFIRE / MISFIRE RATE8

Monitor ID Test ID Scaling Unit Description
$A9 $0C Multiply by 1 Count
  • When engine switch on (IG), total misfire count of cylinder 8 in last driving cycle is displayed.
  • While engine is running, total misfire count of cylinder 8 in current driving cycle is displayed.

HINT: 

*: EWMA (Exponential Weighted Moving Average) misfire counts for last 10 driving cycles (calculated) Calculation: 0.1 x (current counts) + 0.9 x (previous average)

Initial value for (previous average) = 0

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