From 08/2009
DOOR / HATCH: POWER BACK DOOR SYSTEM: Touch Sensor Circuit
- Touch Sensor Circuit
DESCRIPTION
When the power back door ECU (power back door motor unit) receives a jam signal from the touch sensor while the power back door is operating, the ECU reverses the back door operation and opens the door.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
1. READ VALUE USING TECHSTREAM (POWER BACK DOOR TOUCH SENSOR)
(a) Connect the Techstream to the DLC3.
(b) Turn the engine switch on (IG).
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / Back Door / Data List.
(e) Check the Data List to determine if the power back door touch sensor functions properly.
Back Door (Power Back Door ECU (Power Back Door Motor Unit))
Result:
C -- CHECK POWER BACK DOOR TOUCH SENSOR RH (POWER BACK DOOR TOUCH SENSOR RH - BODY GROUND)
B -- CHECK POWER BACK DOOR TOUCH SENSOR LH (POWER BACK DOOR TOUCH SENSOR LH - BODY GROUND)
A -- END
2. CHECK POWER BACK DOOR TOUCH SENSOR LH (POWER BACK DOOR TOUCH SENSOR LH - BODY GROUND)
(a) Disconnect the Y5 power back door touch sensor LH connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Text in Illustration
HINT
Perform this inspection with the touch sensor installed on the vehicle.
NG -- REPLACE POWER BACK DOOR TOUCH SENSOR LH Removal
OK -- Continue to next step.
3. INSPECT POWER BACK DOOR TOUCH SENSOR LH
(a) Remove the power back door touch sensor LH Removal.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPLACE POWER BACK DOOR TOUCH SENSOR LH Removal
OK -- Continue to next step.
4. CHECK HARNESS AND CONNECTOR (TOUCH SENSOR LH - POWER BACK DOOR ECU AND BODY GROUND)
(a) Disconnect the Y5 power back door touch sensor LH connector and P33 power back door ECU connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE POWER BACK DOOR ECU (POWER BACK DOOR MOTOR UNIT) Removal
5. CHECK POWER BACK DOOR TOUCH SENSOR RH (POWER BACK DOOR TOUCH SENSOR RH - BODY GROUND)
(a) Disconnect the Y17 power back door touch sensor RH connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Text in Illustration
HINT
Perform this inspection with the touch sensor installed on the vehicle.
NG -- REPLACE POWER BACK DOOR TOUCH SENSOR RH Removal
OK -- Continue to next step.
6. INSPECT POWER BACK DOOR TOUCH SENSOR RH
(a) Remove the power back door touch sensor RH Removal.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
NG -- REPLACE POWER BACK DOOR TOUCH SENSOR RH Removal
OK -- Continue to next step.
7. CHECK HARNESS AND CONNECTOR (TOUCH SENSOR RH - POWER BACK DOOR ECU AND BODY GROUND)
(a) Disconnect the Y17 power back door touch sensor RH connector and P33 power back door ECU connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- REPLACE POWER BACK DOOR ECU (POWER BACK DOOR MOTOR UNIT) Removal