NO.5 WINDSHIELD FOGGED [MANUAL AIR CONDITIONER]


id0703c2801900

5
Windshield fogged.
DESCRIPTION
•  Air does not blow when airflow mode is in DEFROSTER or HEAT/DEF modes.
POSSIBLE CAUSE
•  Airflow mode wire, wire clamp malfunction
•  Climate control unit rack-and-piston, airflow mode wire malfunction
•  A/C unit airflow mode door malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION

1
VERIFY AIR INTAKE WIRE FROM A/C UNIT IS POSITIONED SECURELY AND CORRECTLY
•  Is the airflow mode wire securely installed in the correct position in relation to the A/C unit air intake links?
Yes
Go to the next step.
No
Adjust the airflow mode wire or install securely in the correct position, then go to Step 5.
2
INSPECT CLIMATE CONTROL UNIT
•  Remove the intake wire from A/C unit.
•  Inspect climate control unit airflow mode control dial operation.
•  Does the air intake lever move smoothly?
Yes
Go to the next step.
No
Repair or replace the climate control unit, then go to Step 5.
3
INSPECT A/C UNIT
•  Is there any foreign material or obstruction in the A/C unit airflow mode door?
Yes
Remove obstruction, then go to Step 5.
No
Go to the next step.
4
INSPECT A/C UNIT AIRFLOW MODE DOOR
•  Is the A/C unit airflow mode door securely and properly installed?
Yes
Inspect the airflow mode door for cracks or damage, then go to the next step.
No
Install the airflow mode door securely in the proper position, then go to the next step.
5
VERIFY THAT MALFUNCTION SYMPTOM OCCURS AFTER REPAIR
•  Does the malfunction disappear?
Yes
Troubleshooting completed.
Explain repairs to customer.
No
Recheck malfunction symptoms, then repeat from Step 1 if the malfunction recurs.