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.
Constant Control Relay Module
Constant Control Relay Module (CCRM) provides vehicle power to powertrain control module and electronic system. CCRM controls cooling fan and A/C clutch. CCRM also contains Fuel Pump Driver Module (FPDM) power supply relay, which supplies power to FPDM. If any of the internal components of CCRM fail, entire unit must be replaced. For location of CCRM, see CONSTANT CONTROL RELAY MODULE LOCATION table.
| Application | Location |
|---|---|
| Mustang | Mounted On Bracket, Behind Engine Coolant Reservoir |
| ZX2 | In Left Front Of Engine Compartment |
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.