Lexus NX: Power Back Door System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Operation Check
- Customize Parameters
- Initialization
- Problem Symptoms Table
- Dtc Check / Clear
- Terminals Of Ecu
- Freeze Frame Data
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Kick Sensor Circuit (B2205)
- Back Door Motor Circuit (B2220)
- PBD Unit Pulse Sensor LH Circuit (B2226)
- PBD Unit Pulse Sensor RH Circuit (B2227)
- PBD Touch Sensor LH Circuit (B222A)
- PBD Touch Sensor RH Circuit (B222B)
- Lost Communication With TCM (U0101,U0122,U0142,U0155,U0327,U1114,U1117)
- Power Back Door cannot be Operated Using Any Switch
- Power Back Door cannot be Opened or Closed Using the Power Back Door Switch
- Power Back Door cannot be Opened or Closed Using the Back Door Control Switch
- Power Back Door cannot be Opened Using the Back Door Opener Switch
- Power Back Door Warning System does not Operate
- Jam Protection Function Activates During Power Back Door Operation
- Power Back Door cannot be Operated Using Kick Sensor
- Lock Function does not Operate (Close &)
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Precaution
PRECAUTION PRECAUTIONS FOR HANDS FREE POWER BACK DOOR (w/ Hands Free Power Back Door) (a) In the following situations, the hands free power back door may operate unintentionally if the electrical tran
Parts Location
PARTS LOCATION ILLUSTRATION *A w/ Hands Free Power Back Door - - *1 BACK DOOR OPENER SWITCH ASSEMBLY *2 BACK DOOR CONTROL SWITCH *3 POWER BACK DOOR SENSOR ASSEMBLY RH *4
System Diagram
SYSTEM DIAGRAM Communication Table Transmitting ECU Receiving ECU Signal Communication Method Main body ECU (multiplex network body ECU) Multiplex network door ECU
Combination s
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Cooling Fan Circuit
DESCRIPTION The ECM calculates an appropriate cooling fan speed based on the engine coolant temperature, air conditioning switch condition, refrigerant pressure, hybrid coolant temperature, engine speed and vehicle speed, and sends the signals to the cooling fan ECU to regulate the cooling fans. The
Freeze Frame Data
FREEZE FRAME DATA DESCRIPTION (a) Whenever a lane tracing assist system DTC is stored, the forward recognition camera stores the current vehicle state (ECU and sensor information) as Freeze Frame Data. CHECK FREEZE FRAME DATA (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG).
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