P0480: Cooling Fan Relay 1 Control Circuit

Possible Causes

• Faulty sensor or actuator related to the system
• Wiring or connector issues in the circuit
• Low fluid levels or contamination
• Mechanical issues in the affected system
• Faulty control module

Diagnosis and Repair

• Confirm the code with an OBD-II scanner and check related codes
• Inspect wiring and connectors for damage or loose connections
• Check fluid levels and condition; replace if necessary
• Test the sensor or actuator with a multimeter or scan tool
• Replace faulty components as needed
• Clear codes and test drive to verify repair

Related Error Codes

See also: P0400, P0401, P0402, P0403, P0404

Keywords: relay diagram, vehicle fuse box, automotive wiring, fuse panel layout, 1, control, fuse replacement guide, car fuse types, p0480:, fan, fuse and relay guide, circuit, car electrical system, cooling, ECU error codes, fuse box diagram, relay, electrical troubleshooting

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