LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Kia >> 2007 >> Rio Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DTC Troubleshooting Procedures (2 Of 2) >> DTC P0645 A/C Clutch Relay Control Circuit >> Control Circuit Inspection
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Control Circuit Inspection

  1. IG "OFF".
  2. Disconnect A/C relay and ECM/PCM harness connector.
  3. IG "ON".
  4. Measure the resistance between terminal 5 of A/C relay harness connector and terminal 38/C01-2 of ECM/PCM harness connector. (AT)

    Measure the resistance between terminal 5 of A/C relay harness connector and terminal 45/C01 of ECM/PCM harness connector. (MT)

    Specification: below 1Ω

  5. Is the measured resistance within specification?

    YES 

    NO 

scientia non olet · About LEMON Manuals