Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLVO2003V70 2.4 L5-2.4L VIN 61 B5244SREPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONMANUFACTURER CODE CHARTSECM CODES (ENGINE CONTROL MODULE)ECM-400ADIAGNOSTIC TROUBLE CODE (DTC) INFORMATION
2003 Volvo V70 2.4 L5-2.4L VIN 61 B5244S
Diagnostic Trouble Code (DTC) Information
2003 Volvo V70 2.4 L5-2.4L VIN 61 B5244SSECTION Diagnostic Trouble Code (DTC) Information
Diagnostic trouble code (DTC) information ECM-400A
Condition
The engine control module (ECM) detects a fault in the EVAP valve by analyzing the signal from the manifold absolute pressure (MAP) sensor.
The diagnostic trouble code (DTC) is stored if the engine control module (ECM) registers that the EVAP valve has stuck.
The diagnostic trouble code (DTC) can be diagnosed when the engine is running.
Substitute value
- None.
Possible source
- The hose between the intake manifold and evaporative emission system (EVAP) valve is defective, blocked or trapped
- The hose between the evaporative emission system (EVAP) valve and canister is defective, blocked or trapped
- The EVAP valve has stuck in the open position
- The EVAP valve has stuck in the closed position.
Fault symptom[s]
- Malfunction indicator lamp (MIL) lit
- Fuel smell.
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.