How to troubleshoot an A/C Switch on 2000 Toyota Avalon?

The service procedure for control assembly starts with the removal of the center cluster finish panel. Detach the heater control cables while avoiding deformation of the air mix damper control cable. Start by taking out the 4 bolts and drawing the heater control assembly followed by the stereo opening cover assembly. Then disconnect its connectors. Separate the heater control assembly from the stereo opening cover assembly by eliminating the 8 bolts, 4 screws and 2 brackets. The installation procedure starts with attaching the heater control assembly to the stereo opening cover assembly on the two brackets and then securing all 8 bolts and 4 screws before connecting the components again. The 4 bolts should be used to secure the heater control assembly. Position the driver side air mix control cable through the gap found between the driver side brace and A/C unit while placing the passenger side cable outside the passenger side brace. Synchronize the heater control cables by adjusting the air mix control knobs to "MAX.Cool" position. Users must position the air mix control cables correctly by setting cable connectors to lever pins followed by cable outer clamping during "MAX. COOL" knob maintenance on both sides. COOL" position for both sides. Do not flex the cable while performing the task and hold the air mix knob steady until you clamp the cable outer. Install the center cluster finish panel as the last installation step.

OEM 2000 Toyota Avalon A/C Switch

Air Conditioning Switch

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6 A/C Switches found

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2000 Toyota Avalon Heater Control Knob, Outer
Part Number: 55905-12440-B1
$13.06 MSRP: $18.19
You Save: $5.13 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Knob Sub-Assembly, Control; HVAC Heater Control Knob, Outer
- Position: Outer
- Replaces: 55905-12440-C0
- Item Weight: 0.40 Pounds
- Condition: New
- SKU: 55905-12440-B1
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2000 Toyota Avalon Submodels:
- XL, XLS | 6 Cyl 3.0 L GAS
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2000 Toyota Avalon Control Assembly
Part Number: 55900-07042
$1744.00 MSRP: $2555.85
You Save: $811.85 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Control Assembly, Air Conditioner; HVAC Temperature Control Panel; Climate Control Module; Dash Control Unit
- Manufacturer Note: W(SEAT HEATER)
- Replaces: 55900-07040, 55900-07041
- Part Name Code: 55900
- Item Weight: 1.50 Pounds
- Item Dimensions: 13.5 x 7.6 x 3.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 55900-07042
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2000 Toyota Avalon Submodels:
- XL, XLS | 6 Cyl 3.0 L GAS
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2000 Toyota Avalon Control Assembly
Part Number: 55900-07032
$1744.00 MSRP: $2555.85
You Save: $811.85 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Control Assembly, Air Conditioner; HVAC Temperature Control Panel; Climate Control Module; Dash Control Unit
- Replaces: 55900-07031, 55900-07030
- Part Name Code: 55900
- Item Weight: 1.50 Pounds
- Item Dimensions: 13.5 x 7.5 x 3.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 55900-07032
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2000 Toyota Avalon Submodels:
- XL, XLS | 6 Cyl 3.0 L GAS
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2000 Toyota Avalon Heater Control Knob, Inner
Part Number: 55905-41270-C0
$12.40 MSRP: $17.27
You Save: $4.87 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Knob Sub-Assembly, Control; HVAC Heater Control Knob, Inner; Knob, Heater Control
- Manufacturer Note: BLACK,TRIM0#,1#,4#
- Position: Inner
- Part Name Code: 55905B
- Item Weight: 0.80 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- Require Quantity: 2
- SKU: 55905-41270-C0
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2000 Toyota Avalon Submodels:
- XL, XLS | 6 Cyl 3.0 L GAS
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2000 Toyota Avalon Heater Control Button
Part Number: 55905-41300-C0
$8.80 MSRP: $12.24
You Save: $3.44 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Knob Sub-Assembly, Control; Knob, Heater Control
- Manufacturer Note: BLACK,TRIM0#,1#,4#
- Part Name Code: 55905K
- Item Weight: 0.60 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 55905-41300-C0
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2000 Toyota Avalon Submodels:
- XL, XLS | 6 Cyl 3.0 L GAS
View related parts
2000 Toyota Avalon Panel Assembly
Part Number: 55902-41021
Product Specifications
- Other Name: Panel Sub-Assembly, Air; HVAC Temperature Control Panel; Panel Sub-Assembly, Air Conditioner
- Replaces: 55902-41020
- Part Name Code: 55902C
- Item Weight: 1.70 Pounds
- Item Dimensions: 11.8 x 7.1 x 4.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 55902-41021
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2000 Toyota Avalon Submodels:
- XL | 6 Cyl 3.0 L GAS

2000 Toyota Avalon A/C Switch

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2000 Toyota Avalon Parts Questions & Experts Answers

Q: How to troubleshoot an A/C Switch on 2000 Toyota Avalon?
A: The service procedure for control assembly starts with the removal of the center cluster finish panel. Detach the heater control cables while avoiding deformation of the air mix damper control cable. Start by taking out the 4 bolts and drawing the heater control assembly followed by the stereo opening cover assembly. Then disconnect its connectors. Separate the heater control assembly from the stereo opening cover assembly by eliminating the 8 bolts, 4 screws and 2 brackets. The installation procedure starts with attaching the heater control assembly to the stereo opening cover assembly on the two brackets and then securing all 8 bolts and 4 screws before connecting the components again. The 4 bolts should be used to secure the heater control assembly. Position the driver side air mix control cable through the gap found between the driver side brace and A/C unit while placing the passenger side cable outside the passenger side brace. Synchronize the heater control cables by adjusting the air mix control knobs to "MAX.Cool" position. Users must position the air mix control cables correctly by setting cable connectors to lever pins followed by cable outer clamping during "MAX. COOL" knob maintenance on both sides. COOL" position for both sides. Do not flex the cable while performing the task and hold the air mix knob steady until you clamp the cable outer. Install the center cluster finish panel as the last installation step.