EGR Flow Rate

1998 Acura Integra RS, AutomaticSECTION EGR Flow Rate
DTC P0401: Test ID $01: Component ID $80

Test ID $01 Test Limit Type and Component ID $80
DTC P0401
Test Description Check EGR flow by monitoring the change in intake manifold pressure between EGR valve open and closed during fuel cut.
Store Timing Normal judgement/Failure judgement
Conversion to Engineering Units Measured value: Output value (Decimal) x 1.34 (mmHg)
The lowest limit value: Output value (Decimal) x 1.34 (mmHg)
The highest limit value: Not applicable
DTC P0401: Test ID $02: Component ID $80

Test ID $02 Test Limit Type and Component ID $80
DTC P0401
Test Description Check EGR flow by monitoring the change in intake air flow between EGR valve open and closed.
Store Timing Normal judgement/Failure judgement
Conversion to Engineering Units Measured value: Output value x 0.00305 (g/sec.)
The lowest limit value: Output value x 0.00305 (g/sec.)
The highest limit value: Not applicable
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:

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