5. Blower Fan and Motor Does Not Stop Turning
Blower Fan and Motor Does Not Stop TurningDIAGNOSIS
STEP 1. Check the harness wire between the blower fan and motor connector C-20, the resistor connector C-19, and the blower switch connector C-127.
Q: Is the harness wire between the blower fan and motor connector C-20, the resistor connector C-19, and the blower switch connector C-127 in good condition?
YES: Go to Step 2.
NO: Repair it. Then go to Step 4.
STEP 2. Check the blower relay continuity.
Q: Is the blower relay continuity in good condition?
YES: Go to Step 3.
NO: Replace. Then go to Step 4.
STEP 3. Check the blower switch continuity.
Q: Is the blower switch continuity in good condition?
YES: Go to Step 4.
NO: Replace. Then go to Step 4.
STEP 4. Check symptoms.
Q: Does the blower motor stop turning?
YES: This diagnosis is complete. (If no malfunctions are not found in all steps, an intermittent malfunction is suspected. Refer to How to Use Troubleshooting/Inspection Service Points - How to Cope with intermittent Malfunction)
NO: Go to Step 1.