REAR DOOR SUNSHADE SYSTEM Front and Rear Switch cannot Operate Left Door Sunshade

DESCRIPTION

The left rear door sunshade is controlled by the rear multiplex network door ECU LH and operates the rear curtain sub-assembly LH.

CAUTION / NOTICE / HINT

PROCEDURE

1. Click here

   PERFORM ACTIVE TEST USING GTS

   
   

   1. Using the GTS, perform the Active Test.

      Click here

      
      
      1. Body Electrical > Rear Left Door > Active Test

         Tester Display	Measurement Item	Control Range	Diagnostic Note
         Rear Door Sunshade Up	Rear curtain sub-assembly LH close operation	Up or Stop	w/ Side Window Curtain specification: a rear side window curtain assembly LH close operation is also performed
         Rear Door Sunshade Down	Rear curtain sub-assembly LH open operation	Down or Stop	w/ Side Window Curtain specification: a rear side window curtain assembly LH open operation is also performed

      2. 
         
         10. 
             
         11. 
             
      
      
      1. Body Electrical > Rear Left Door > Active Test

         Tester Display
         Rear Door Sunshade Up

      2. 
         
         1. 
            
      3. 
         
         11. 
             
      
      
      1. Body Electrical > Rear Left Door > Active Test

         Tester Display
         Rear Door Sunshade Down

      2. 
         
         1. 
            
      3. 
         
         11. 
             

      OK
      The Active Test is performed normally.

      Result
      Proceed to OK NG

   
   
   • OKClick here
   • NGClick here
2. Click here

   CHECK HARNESS AND CONNECTOR (REAR MULTIPLEX NETWORK DOOR ECU LH - REAR CURTAIN SUB-ASSEMBLY LH)

   
   

   1. Disconnect the K21 rear multiplex network door ECU LH connector.

   2. Disconnect the K22 rear curtain sub-assembly LH connector.

   3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection Condition Specified Condition K21-15 (SHSB) - K22-4 (SHSB) Always Below 1 Ω K21-16 (SHS3) - K22-6 (SHS3) Always Below 1 Ω K21-17 (SHS4) - K22-5 (SHS4) Always Below 1 Ω K21-26 (SHSE) - K22-3 (SHSE) Always Below 1 Ω K21-15 (SHSB) or K22-4 (SHSB) - Body ground Always 10 kΩ or higher K21-16 (SHS3) or K22-6 (SHS3) - Body ground Always 10 kΩ or higher K21-17 (SHS4) or K22-5 (SHS4) - Body ground Always 10 kΩ or higher K21-26 (SHSE) or K22-3 (SHSE) - Body ground Always 10 kΩ or higher

      Result
      Proceed to OK NG

   
   
   • OKClick here
   • NG

     REPAIR OR REPLACE HARNESS OR CONNECTOR

3. Click here

   CHECK REAR MULTIPLEX NETWORK DOOR ECU LH

   
   

   1. Disconnect the K21 rear multiplex network door ECU LH connector.

   2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition K22-3 (SHSE) - Body ground Always Below 1 Ω

   3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition K22-4 (SHSB) - Body ground Power switch on (IG) 11 to 14 V K22-5 (SHS4) - Body ground Power switch on (IG) 11 to 14 V K22-6 (SHS3) - Body ground Power switch on (IG) 11 to 14 V

      Result
      Proceed to OK NG

   
   
   • OK

     REPLACE REAR CURTAIN SUB-ASSEMBLY LHClick here

   • NG

     REPLACE REAR MULTIPLEX NETWORK DOOR ECU LHClick here

4. Click here

   CHECK HARNESS AND CONNECTOR (REAR MULTIPLEX NETWORK DOOR ECU LH - BATTERY AND BODY GROUND)

   
   

   1. Disconnect the K21 rear multiplex network door ECU LH connector.

   2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition K21-1 (GND) - Body ground Always Below 1 Ω

   3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition K21-4 (BDR) - Body ground Power switch off 11 to 14 V K21-11 (CPUB) - Body ground Power switch off 11 to 14 V

      Result
      Proceed to OK NG

   
   
   • OKClick here
   • NG

     REPAIR OR REPLACE HARNESS OR CONNECTOR

5. Click here

   INSPECT REAR CURTAIN SUB-ASSEMBLY LH

   
   

   1. Remove the rear curtain sub-assembly LH.

      Click here

   2. Inspect the rear curtain sub-assembly LH.

      Click here

      Result
      Proceed to OK NG

   
   
   • OKClick here
   • NG

     REPLACE REAR CURTAIN SUB-ASSEMBLY LHClick here

6. Click here

   CHECK HARNESS AND CONNECTOR (REAR MULTIPLEX NETWORK DOOR ECU LH - REAR CURTAIN SUB-ASSEMBLY LH)

   
   

   1. Disconnect the K21 rear multiplex network door ECU LH connector.

   2. Disconnect the K22 rear curtain sub-assembly LH connector.

   3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition K21-5 (SSAB) - K22-2 (SSAB) Always Below 1 Ω K21-6 (SSAE) - K22-1 (SSAE) Always Below 1 Ω K21-5 (SSAB) or K22-2 (SSAB) - Body ground Always 10 kΩ or higher K21-6 (SSAE) or K22-1 (SSAE) - Body ground Always 10 kΩ or higher

      Result
      Proceed to OK NG

   
   
   • OK

     REPLACE REAR MULTIPLEX NETWORK DOOR ECU LHClick here

   • NG

     REPAIR OR REPLACE HARNESS OR CONNECTOR