DESCRIPTION
This No. 3 air conditioning radiator damper servo sub-assembly (for driver side air mix) is controlled by the air conditioning amplifier assembly and moves the air mix damper (for driver side) to the desired position.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1446/46 |
Air mix damper position sensor (for driver side) value does not change even if air conditioning amplifier assembly operates air mix damper servo motor (for driver side) |
|
WIRING DIAGRAM
PROCEDURE
1. |
READ VALUE USING TECHSTREAM |
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Operate the driver side temperature switch.
(e) Enter the following menus: Body Electrical / Air Conditioner / Data List.
(f) Check the value(s) by referring to the table below.
Air Conditioner
Tester Display |
Measurement Item/Range |
Normal Condition |
Diagnostic Note |
---|---|---|---|
Air Mix Damper Position (Driver Side) |
Air mix damper servo motor (for driver side) actual position / Min.: -14.0% Max.: 113.5% |
MAX COOL: 0.0% MAX HOT: 100.0% |
- |
Air Mix Damper Target (Driver Side) |
Air mix damper servo motor (for driver side) target position / Min.: -14.0% Max.: 113.5% |
MAX COOL: 0.0% MAX HOT: 100.0% |
- |
OK:
The display is as specified in the Normal Condition column.
Result |
Proceed to |
---|---|
NG |
A |
OK (When troubleshooting according to Problem Symptoms Table) |
B |
OK (When troubleshooting according to the DTC) |
C |
B | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
C | ![]() |
REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY |
|
2. |
INSPECT NO. 3 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY (FOR DRIVER SIDE AIR MIX) |
(a) Remove the No. 3 air conditioning radiator damper servo sub-assembly (for
driver side air mix) (See page ).
(b) Inspect the No. 3 air conditioning radiator damper servo sub-assembly (for
driver side air mix) (See page ).
NG | ![]() |
REPLACE NO. 3 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY (FOR DRIVER SIDE AIR MIX) |
|
3. |
CHECK HARNESS AND CONNECTOR (NO. 3 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY - AIR CONDITIONING AMPLIFIER ASSEMBLY) |
(a) Disconnect the D30 No. 3 air conditioning radiator damper servo sub-assembly (for driver side air mix) connector.
(b) Disconnect the A35 air conditioning amplifier assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
D30-6 (MCD) - A35-12 (AMDC) |
Always |
Below 1 Ω |
D30-7 (MHD) - A35-11 (AMDH) |
Always |
Below 1 Ω |
D30-6 (MCD) or A35-12 (AMDC) - Body ground |
Always |
10 kΩ or higher |
D30-7 (MHD) or A35-11 (AMDH) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Repair
REPAIR
PROCEDURE
1. REPAIR INTAKE VALVE SEATS
NOTICE:
Repair the intake valve seat while checking the seating position.
Keep the lip free of foreign matter.
(a) Using a 45° cutter, resurface the valve seat so that the valve seat
width is more than the specif ...
Initialization Switch (for Test Mode DTC) (C2198/98)
DESCRIPTION
During test mode, when the tire pressure warning reset switch is on, the tire
pressure warning light comes on and when the tire pressure warning reset switch
is off, the tire pressure warning light blinks at 0.125 second intervals.
DTC No.
DTC Detection Condit ...
Rear Body Side Panel Protector
Components
COMPONENTS
ILLUSTRATION
ILLUSTRATION
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE
1. INSTALL REAR BODY SIDE PANEL PROTECTOR
(a) for Sho ...