Inspection Procedure

1. Check that the power windows operate when the all window switch is operated.

   Result 

   RESULT CHART
   
   

   Result	Proceed to
   All windows do not operate	A
   Only driver side power window does not operate	B

B: Go to step  8

A: Go to next step 

1. Check that the power windows operate when the power window regulator master switch or power window regulator switch is operated.

   OK: 

   Power windows operate normally. 

NG: OTHER PROBLEM 

OK: Go to next step 

1. Check that all windows operate when convertible roof switch is operated.

   OK: 

   All windows operate normally. 

NG: OTHER PROBLEM 

OK: Go to next step 

HINT:

See INSPECTION 

NG: REPLACE ALL WINDOW SWITCH 

OK: Go to next step 

1. Disconnect the P19 switch connector.
2. Disconnect the C18 ECU connector.
   Fig 1: Identifying C18 ECU Convertible Roof Control Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Measure the resistance of the wire harness side connectors.

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION CHART
   
   

   Tester Connection	Specified Condition
   P19-3 (CLS) - C18-3 (SU)	Below 1 Ω
   P19-5 (OPEN) - C18-8 (SD)	Below 1 Ω
   P19-6 (E) - Body ground	Below 1 Ω
   P19-3 (CLS) or C18-3 (SU) - Body ground	10 kΩ or higher
   P19-5 (OPEN) or C18-8 (SD) - Body ground	10 kΩ or higher

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: Go to next step 

HINT:

See INSPECTION 

NG: REPLACE QUARTER WINDOW MOTOR LH/ RH 

OK: Go to next step 

1. Check the wire harness between the quarter window motor LH and convertible roof control ECU.
   1. Disconnect the Q1 motor connector.
   2. Disconnect the C17 ECU connector.
   3. Measure the resistance of the wire harness side connectors.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION CHART
      
      

      Tester Connection	Specified Condition
      Q1-1 - C17-5 (LRU)	Below 1 Ω
      Q1-2 - C17-1 (LRD)	Below 1 Ω
      Q1-1 or C17-5 (LRU) - Body ground	10 kΩ or higher
      Q1-2 or C17-1 (LRD) - Body ground	10 kΩ or higher

      Fig 2: Identifying C17 ECU Convertible Roof Control Connector Terminals

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Check the wire harness between the quarter window motor RH and convertible roof control ECU.
   1. Disconnect the Q2 motor connector.
   2. Disconnect the C19 ECU connector.
      Fig 3: Identifying C19 ECU Convertible Roof Control Connector Terminals

      Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
   3. Measure the resistance of the wire harness side connectors.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION CHART
      
      

      Tester Connection	Specified Condition
      Q2-1 - C19-12 (RRU)	Below 1 Ω
      Q2-2 - C19-S (RRD)	Below 1 Ω
      Q2-1 or C19-12 (RRU) - Body ground	10 kΩ or higher
      Q2-2 or C19-5 (RRD) - Body ground	10 kΩ or higher

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE CONVERTIBLE ROOF CONTROL ECU 

HINT:

See INSPECTION 

NG: REPLACE POWER WINDOW REGULATOR MASTER SWITCH 

OK: Go to next step 

1. Disconnect the D8 switch connector.
2. Disconnect the C18 ECU connector.
   Fig 4: Identifying C18 ECU Connector Terminals

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Measure the resistance of the wire harness side connectors.

   Standard resistance 

   TESTER CONNECTION SPECIFIED CONDITION CHART
   
   

   Tester Connection	Specified Condition
   D8-5 (PDD) - C18-4 (DD)	Below 1 Ω
   D8-9 (PDU) - C18-7 (TDU)	Below 1 Ω
   D8-5 (PDD) or C18-4 (DD) - Body ground	10 kΩ or higher
   D8-9 (PDU) or C18-7 (TDU) - Body ground	10 kΩ or higher

NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

OK: REPLACE CONVERTIBLE ROOF CONTROL ECU