Thursday, March 14, 2019

2010 Toyota Corolla L4-1.8L (2ZR-FE) Diagnostic Trouble Codes ( DTC ): Manufacturer Code ChartsPage 274


B -- END



A -- REPLACE TIRE PRESSURE WARNING ECU See: Instrument Panel, Gauges and Warning Indicators/Tire Monitoring



System/Tire Pressure Module/Service and Repair/Removal



Air Outlet Damper Control Servo Motor Circuit - Air Conditioning System (for Automatic Air



Conditioning System)



HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM (for Automatic Air Conditioning System): B1443/43: Air Outlet



Damper Control Servo Motor Circuit



B1443/43 - Air Outlet Damper Control Servo Motor Circuit



DESCRIPTION



The mode damper servo sends pulse signals to inform the air conditioning amplifier of the damper position. The air conditioning amplifier activates



the motor (normal, reverse) based on the signals to move the air outlet damper to any position, which controls the air outlet switching. The A/C



amplifier communicates with the servo through a communication/driver IC and wiring assembly called the air conditioning harness.



HINT



Confirm that no mechanical problem is present because this DTC can be output when either a damper link or the damper is

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