Mode 6 - 2004 TOYOTA: Corolla

2004 Toyota Matrix XR, FWD, StandardSECTION Corolla
O2S HEATER

Test ID Comp ID Description of Test Data Description of Test Limit Unit Conversion Factor
$04 $81 to $82 Maximum heated oxygen sensor heater current Maximum threshold heater current to detect heated oxygen sensor heater circuit malfunction A Multiply by 0.000076
THERMOSTAT

Test ID Comp ID Description of Test Data Description of Test Limit Unit Conversion Factor
$08 $81 Difference between estimated and actual engine coolant temperatures is calculated by ECM. The value stored when estimated coolant temperature = 75°C (167°F) Malfunction criteria for thermostat Degree C Multiply by 0.625 and minus 40
CATALYST

Test ID Comp ID Description of Test Data Description of Test Limit Unit Conversion Factor
$01 $01 Catalyst deterioration (bank 1) level determined by waveforms of the heated oxygen sensor. Malfunction criteria for catalyst deterioration - Multiply by 0.007812 (no dimension)
EVAP

Test ID Comp ID Description of Test Data Description of Test Limit Unit Conversion Factor
$02 $81 Tank pressure change value during vacuum introduction Malfunction criteria for VSV for EVAP mmHg Multiply by 0.0916
$82 Fuel tank pressure change valve at switching over the canister close valve or VSV for pressure switching valve. Malfunction criteria for canister close valve and VSV for pressure switching valve mmHg Multiply by 0.0458 minus 2.930
$03 Fuel tank pressure change 5 seconds after the end the vacuum introduction cycle Conditions:
  • VSV for EVAP: Closed
  • CCV: Closed
  • VSV for bypass valve: Open
Malfunction criteria for 0.040 leak mmHg Multiply by 0.0458
$04 Malfunction criteria for 0.020 leak mmHg Multiply by 0.0458
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.