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.
2010 Volvo C70 AutomaticFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| Accessory Electronic Module (AEM) (4/78) | Right rear of luggage compartment. See Figure. |
| Additive Dosing Module (ADM) (4/111) | Behind left rear seat. See Figure. |
| Audio Module (AUD) (16/105) | Right side of trunk. See Figure. |
| Brake Control Module (BCM) (4/16) | At left rear corner of engine compartment. See Figure. |
| Central Electronic Module (CEM) (4/56) | Right side of dash. See Figure. |
| Convertible Roof Module (CRM) (4/59) | Right rear side of trunk. See Figure. |
| Cooling Fan Control Module (4/71) | Attached to rear of cooling fan assembly. See Figure. |
| Differential Electronic Module (DEM) (4/82) | At rear differential. See Figure. |
| Engine Control Module (ECM) (Turbo) (4/46.2) | Left front of engine compartment. See Figure. |
| Engine Control Module (ECM) (5-Cyl) (4/46.1) | Left front of engine compartment. See Figure. |
| Fan Control Module (4/31) | Behind center of dash. See Figure. |
| Fuel Pump Control Module (4/83) | At fuel tank. See Figure. |
| Gas Discharge Lamp Module (Master Right) (4/113) | Behind right headlight assembly. See Figure. |
| Handsfree Mobile Phone Control Module (16/159) | In front passenger's footwell. See Figure. |
| Headlamp Control Module (4/114) | Behind left headlight. See Figure. |
| Integrated Audio Module (16/1) | Center of dash. See Figure. |
| Keyless Vehicle Module (KVM) (4/93) | Under driver's seat. See Figure. |
| Master Gas Discharge Lamp Control Module (Left /Right) (4/112, 4113) | Behind left/right headlight assembly. See Figure. |
| Parking Assistance Module (PAM) (4/86) | At right rear corner of cargo compartment. See Figure. |
| Remote Keyless Entry (RKE) (4/119) | Front center of roof. See Figure. |
| Remote Receiver Module (RRX) (4/119) | Front center of roof. See Figure. |
| Seat Heating Module (SHM) (Driver/Passenger) (9/12 & 9/13) | Under respective front seat. See Figure. |
| Siren Control Module (SCM) (16/35) | Right front wheelwell. See Figure. |
| Steering Wheel Module (SWM) (3/254) | Top of steering column. See Figure. |
| Subwoofer Module (SUB) (16/79) | Left rear of luggage compartment. See Figure. |
| Supplemental Restraint System Module (SRS) (4/9) | Below floor console, behind gear selector lever. See Figure. |
| Trailer Module (TRM) (4/110) | Right rear of trunk. See Figure. |
| Transmission Control Module (TCM) (4/28) | Rear of engine compartment. See Figure. |
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.
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