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.
1999 Volvo S70 Base, AutomaticFACTORY OEM SERVICE PROCEDURE
Engine Control Module: Removal
- Ignition OFF. Wait engine cooling fan to stop running.
- Remove cover of ECM box and pull to one side. See Figure-Figure .
- Place Special Tool (999 5572) or equivalent puller around ECM. See Fig 1. Move upper section of puller as far backward as it will go.
- Pull upward and carefully lift control module up and out.
CAUTION:
DO NOT touch control module electrical terminals with fingers. Static electricity can permanently damage control module.
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.