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.
2003 Volvo V70 Base, 2.4 61, AutomaticFACTORY OEM SERVICE PROCEDURE
Engine Control Module (ECM) Diagnostic Trouble Codes (DTC) - 14 Of 14
- ECM-9918: Electronic Throttle Module (ETM). Faulty Signal (B5244S6; 2003-2006)
- ECM-9970: Memory Fault In Ram. Faulty Signal (B5244T5; B5254T2; B5254T4; 2005-2007)
- ECM-9980: Memory Fault In ROM. Faulty Signal (B5244T5; B5254T2; B5254T4; 2005-2007)
- ECM-9990: Engine Control Module (ECM). Faulty Signal (B5244T5; B5254T2; B5254T4; 2005-2007)
- ECM-9A0A: Vehicle Behavior. DRIVEABILITY Problems (B5244S; 2003-2007)
- ECM-9A0A: Vehicle Behavior. DRIVEABILITY Problems (B5244S6; 2003-2006)
- ECM-A00B, Transmission Control Module Communication. Faulty Signal (B5244S; 2005-2007)
- ECM-A00B, Transmission Control Module Communication. Faulty Signal (B5244S, Aw55-50/51SN; 2001-2004)
- ECM-A00B, Transmission Control Module Communication. Faulty Signal (B5244S6; 2005-2006)
- ECM-A00B, Transmission Control Module Communication. Faulty Signal (B5244S6, Aw55-50/51SN; 2003-2004)
- ECM-A02B: Communication, Control Module For Anti-Lock Brakes (Abs). Faulty Signal (B5244S; 2001-2007)
- ECM-A02B: Communication, Control Module For Anti-Lock Brakes (Abs). Faulty Signal (B5244S6; 2003-2006)
- ECM-A03B: Communication, Central Electronic Module. Faulty Signal (B5244S; 2001-2007)
- ECM-A03B: Communication, Central Electronic Module. Faulty Signal (B5244S6; 2003-2006)
- ECM-A12B: Speed Signal. Signal Missing (B5244T5; B5254T2; B5254T4; 2005-2007)
- ECM-A12C: Speed Signal. Signal Too High (B5244T5; B5254T2; B5254T4; 2005-2007)
- ECM-A130: Control Module Communication (B5244T5; B5254T2; B5254T4; 2005-2007)
- ECM-D00E: Front Heated Oxygen Sensor (Ho2S). Faulty Signal (B5244S; 2001-2002)
- ECM-E000: Control Module Communication. Faulty Communication (B5234T3; 2001-2004)
- ECM-E000: Control Module Communication. Faulty Communication (B5244S; 2001-2004)
- ECM-E000: Control Module Communication. Faulty Communication (B5244S; 2005-2007)
- ECM-E000: Control Module Communication. Faulty Communication (B5244S6; 2003-2004)
- ECM-E000: Control Module Communication. Faulty Communication (B5244S6; 2005-2006)
- ECM-E000: Control Module Communication. Faulty Communication (B5244T3; 2001-2003)
- ECM-E000: Control Module Communication. Faulty Communication (B5254T2; 2003-2004)
- ECM-E000: Control Module Communication. Faulty Communication (B5254T4; 2004)
- ECM-E000: Control Module Communication. Internal Fault (B5244T5; B5254T2; B5254T4; 2005-2007)
- ECM-E003: Configuration Fault. Faulty Configuration (B5234T3; 2001-2004)
- ECM-E003: Configuration Fault. Faulty Configuration (B5244S; 2001-2004)
- ECM-E003: Configuration Fault. Faulty Configuration (B5244S; 2005-2007)
- ECM-E003: Configuration Fault. Faulty Configuration (B5244S6; 2003-2004)
- ECM-E003: Configuration Fault. Faulty Configuration (B5244S6; 2005-2006)
- ECM-E003: Configuration Fault. Faulty Configuration (B5244T3; 2001-2003)
- ECM-E003: Configuration Fault. Faulty Configuration (B5254T2; 2003-2004)
- ECM-E003: Configuration Fault. Faulty Configuration (B5254T4; 2004)
- ECM-E003: Configuration Fault. Faulty Signal (B5244T5; B5254T2; B5254T4; 2005-2007)
- ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B5234T3; 2001-2004)
- ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B5244S; 2001-2002)
- ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B5244S; 2003-2007)
- ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B5244S6; 2003-2006)
- ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B5244T3; 2001-2003)
- ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B5244T5; 2005-2007)
- ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B5254T2; 2003-2007)
- ECM-XXXX: Unknown Diagnostic Trouble Code (DTC) For The Current Control Module Version (B5254T4; 2004-2007)
Factory Service Tools
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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.