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 MANUALSFORD2005TAURUS SEL, 4D SEDANREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROLS - POWERTRAIN DTC CHARTS & DESCRIPTION (EXCEPT DIESEL & HYBRID)DIAGNOSTIC TROUBLE CODE (DTC) CHARTS AND DESCRIPTIONSDTC P0605: POWERTRAIN CONTROL MODULE (PCM) READ ONLY MEMORY (ROM) ERROR
2005 Ford Taurus SEL, 4D Sedan
DTC P0605: Powertrain Control Module (PCM) Read Only Memory (ROM) Error
2005 Ford Taurus SEL, 4D SedanSECTION DTC P0605: Powertrain Control Module (PCM) Read Only Memory (ROM) Error
P0605 - POWERTRAIN CONTROL MODULE (PCM) READ ONLY MEMORY (ROM) ERROR
| Description: | The PCM ROM has been corrupted. | ||
| Possible Causes: |
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| Diagnostic Aids: | Reprogram or update the calibration. Reprogram the VID block (use as built data). Check for other DTCs or drive symptoms for further action. |
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| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | Make sure to check for aftermarket performance products before installing a new powertrain control module (PCM). If it is necessary to install a new PCM, refer to FLASH ELECTRICALLY ERASABLE PROGRAMMABLE READ ONLY MEMORY (EEPROM) . | ||
RENDER: 1.0x
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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.