2000 Lexus ES 300 V6-3.0L (1MZ-FE) Copyright ? 2013, ALLDATA 10.52SS Page 1
A L L Diagnostic Trouble Codes ( DTC ): B Code Charts
B1431
Detection Item
CIRCUIT DESCRIPTION
This sensor detects the position of the air mix damper and sends the appropriate signals to the A/C control assembly. The position sensor is built into
the air mix control servomotor.
Wiring Diagram
2000 Lexus ES 300 V6-3.0L (1MZ-FE) Copyright ? 2013, ALLDATA 10.52SS Page 2
Steps 1 - 2
2000 Lexus ES 300 V6-3.0L (1MZ-FE) Copyright ? 2013, ALLDATA 10.52SS Page 3
Steps 3 - 4
INSPECTION PROCEDURE
HINT: In case of using the hand-held tester, start the inspection from step 1 and in case of not using the hand-held tester, start from step2.
A L L Diagnostic Trouble Codes ( DTC ): B Code Charts
B1431
Detection Item
CIRCUIT DESCRIPTION
This sensor detects the position of the air mix damper and sends the appropriate signals to the A/C control assembly. The position sensor is built into
the air mix control servomotor.
Wiring Diagram
2000 Lexus ES 300 V6-3.0L (1MZ-FE) Copyright ? 2013, ALLDATA 10.52SS Page 2
Steps 1 - 2
2000 Lexus ES 300 V6-3.0L (1MZ-FE) Copyright ? 2013, ALLDATA 10.52SS Page 3
Steps 3 - 4
INSPECTION PROCEDURE
HINT: In case of using the hand-held tester, start the inspection from step 1 and in case of not using the hand-held tester, start from step2.
