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Home >> Toyota >> 2021 >> RAV4 LE, AWD >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 10 (Engine Control System (A25A-FXS) (W/ Canister Pump Module) - Diagnostic Codes (05 Of 13)) >> SFI SYSTEM (w/ Canister Pump Module) >> DTC P0300-00: Random/Multiple Cylinder Misfire Detected; DTC P0300-27: Random/Multiple Cylinder Misfire Detected (Emission) Signal Rate of Change Above Threshold; DTC P0300-85: Random / Multiple Cylinder Misfire Detected (Over Temperature) Signal Above Allowable Range; DTC P0301-00: Cylinder 1 Misfire Detected; DTC P0302-00: Cylinder 2 Misfire Detected; DTC P0303-00: Cylinder 3 Misfire Detected; DTC P0304-00: Cylinder 4 Misfire Detected [02/2019 - 06/2020] >> Monitor Result
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Monitor Result

WARNING: This page is about a different car, the 2020 Toyota RAV4 and 2019 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

Refer to detailed information in Checking Monitor Status.

Refer to CHECKING MONITOR STATUS [02/2019 - 08/2020]

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