Contents: Removal and installation ↓ Adjusting the control cables ↓ Checking the electrical circuit ↓
Removal and installation
1. Disconnect the negative battery cable.
2. Remove the center trim panel and remove the radio.
3. Remove the control knobs and unscrew the control panel screws (indicated by arrows).
4. Disconnect the wires (indicated by arrows) from the control panel - Avalon model.
5. Disconnect the two cables (indicated by arrows) from the back of the control panel - Avalon model. Remove the control panel.
6. Installation is carried out in the reverse order of removal.
Adjusting the control cables
1. To adjust the air intake flap control cable, set the lever to the FRESH position, install and secure the cable.
2. To adjust the air mixture control cable, set the air mixture lever to the COOL position, install and secure the cable (indicated by the arrow).
Checking the electrical circuit
1. Check the air conditioning switch by connecting a tester to terminals 2 and 5. When the switch is turned to the ON position, the circuit between terminals 2-5 and 3-4 should be closed.
2. Test the mode switch (see table).
3. To replace any of the control panel parts, remove the knobs (A), remove the cover screws (B), and remove the switch screws (C).
| Position of the switch handle | Contacts | Necessary condition |
| FACE | 1 – 6 | The circuit is closed |
| B/ L | 1 – 5 | The circuit is closed |
| FOOT | 1 – 4 | The circuit is closed |
| FOOT/ DEF. | 1 – 3 | The circuit is closed |
| DEF. | 1 – 2, 7 – 8 | The circuit is closed |