DESCRIPTION
This No. 2 air conditioning radiator damper servo sub-assembly (for front passenger side air mix) is controlled by the air conditioning amplifier assembly and moves the air mix damper (for front passenger side) to the desired position.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B1441/41 |
Air mix damper position sensor (for front passenger side) value does not change even if air conditioning amplifier assembly operates air mix damper servo motor (for front passenger 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 front passenger 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 (Passenger Side) |
Air mix damper servo motor (for front passenger side) actual position / Min.: -14.0% Max.: 113.5% |
MAX COOL: 0.0% MAX HOT: 100.0% |
- |
Air Mix Damper Target (Passenger Side) |
Air mix damper servo motor (for front passenger 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. 2 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY (FOR FRONT PASSENGER SIDE AIR MIX) |
(a) Remove the No. 2 air conditioning radiator damper servo sub-assembly (for
front passenger side air mix) (See page ).
(b) Inspect the No. 2 air conditioning radiator damper servo sub-assembly (for
front passenger side air mix) (See page ).
NG | ![]() |
REPLACE NO. 2 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY (FOR FRONT PASSENGER SIDE AIR MIX) |
|
3. |
CHECK HARNESS AND CONNECTOR (NO. 2 AIR CONDITIONING RADIATOR DAMPER SERVO SUB-ASSEMBLY - AIR CONDITIONING AMPLIFIER ASSEMBLY) |
(a) Disconnect the D31 No. 2 air conditioning radiator damper servo sub-assembly (for front passenger 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 |
---|---|---|
D31-6 (MHP) - A35-13 (AMPH) |
Always |
Below 1 Ω |
D31-7 (MCP) - A35-14 (AMPC) |
Always |
Below 1 Ω |
D31-6 (MHP) or A35-13 (AMPH) - Body ground |
Always |
10 kΩ or higher |
D31-7 (MCP) or A35-14 (AMPC) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Noise Occurs
PROCEDURE
1.
NOISE CONDITION
(a) Check from which direction the noise comes (front left or right, or rear
left or right).
OK:
The location of the noise source can be determined.
NG
GO TO STEP 3
OK
...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND DRIVER SIDE JUNCTION
BLOCK
(a) Remove the main body ECU (multiplex network body ECU) from the driver side
junction block (See page ).
(b) Disconnect the 1D driver side junction block connector.
(c) Measure the voltag ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL CLUTCH DISC ASSEMBLY
(a) Insert SST into the clutch disc assembly, and then install SST and the clutch
disc assembly together to the flywheel sub-assembly.
Text in Illustration
Flywheel Sub-assembly Side
SST: 09301-00220
NOTICE ...