1 - Checking Other Diagnostic Trouble Codes (DTCs), Engine Control Module (ECM)

2004 Volvo V70 L5-2.4L VIN 64 B5244S6SECTION 1 - Checking Other Diagnostic Trouble Codes (DTCs), Engine Control Module (ECM)


Checking Other Diagnostic Trouble Codes (DTCs), Engine Control Module (ECM)







NOTE: The quick test of the fuel tank system must be activated when running this fault-tracing. Check so that none of diagnostic trouble codes (DTCs) ECM-4000, ECM-400A, ECM-4310, or ECM-4320 are stored in the engine control module (ECM), which interrupts the leakage diagnostic.

- Ignition on.
- Activate reading off diagnostic trouble codes (DTCs).

If any of these diagnostic trouble codes (DTCs) are stored they must be remedied and erased first.

Is diagnostic trouble code (DTC) ECM-4000, ECM-400A, ECM-4310 or ECM-4320 stored?

YES: Refer to Trouble Code Descriptions. Diagnostic Trouble Code Descriptions
NO: Refer to 2. Checking the Status. 2 - Checking the Status
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.