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Home >> Toyota >> 2017 >> Highlander XLE, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 39 (SFI System [1AR-FE] - Diagnostic Codes - (Except Hybrid) (8 Of 8)) >> 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 [08/2014 - 11/2016] >> Monitor Result

Monitor Result

WARNING: This page is about a different variant/trim than selected.

Refer to CHECKING MONITOR STATUS [12/2013 - 11/2016]

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 ignition switch ON, 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 ignition switch ON, 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 ignition switch ON, 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 ignition switch ON, 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 ignition switch ON, 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.

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