No.4 Air Intake Mode Does Not Change - Full-Auto Air Conditioner

NO.4 AIR INTAKE MODE DOES NOT CHANGE [FULL-AUTO AIR CONDITIONER]

Description/Possible Cause:

- When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while performing the inspection to discover whether poor contact points are the cause of any intermittent malfunctions. If there is a problem, inspect to make sure connectors, terminals and wiring harnesses are connected correctly and undamaged.
Diagnostic procedure

Step 1-Step 4:

Step 5-Step 9: