Nissan Murano: Door & Lock :: Ecu Diagnosis Information / Motion Activated Back Door Control Unit
Reference Value
TERMINAL LAYOUT

PHYSICAL VALUES
|
Terminal No.
(Wire color) | Description | Condition |
Voltage
(Approx.) |
| (+) | (–) | Signal name | Input/Output |
|
1
(L) |
Ground |
Serial communication |
Input/Output |
— |
— |
|
2
(V) |
Ground |
Power supply (BAT) |
Input |
— |
Battery voltage |
|
3
(B) |
Ground |
Ground |
— |
— |
0 V |
|
4
(W) |
Ground |
Motion activated back door sensor (upper) input signal |
Input |
— |
— |
|
5
(W) |
Ground |
Motion activated back door sensor (upper) output signal |
Input |
— |
— |
|
6
(W) |
Ground |
Motion activated back door sensor (lower) input signal |
Input |
— |
— |
|
7
(W) |
Ground |
Motion activated back door sensor (lower) output signal |
Input |
— |
— |
NOTE:
Voltage generated in communication circuit between motion activated back door sensor and motion activated back door control unit is extremely low and therefore cannot be measured.
Values on the Diagnosis Tool
NOTE:
The following table includes information (items) inapplicable to this Nissan Murano vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items...
Other information:
Diagnosis Procedure
CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side).
Harness connector B101
Harness connector M84
Is the inspection result normal?
YES>>
GO TO 2...
Component Function Check
CHECK BACK-UP LAMP OPERATION
Start the engine.
With operating the CVT shift selector, check that the back-up lamp is turned ON.
CVT shift selector position: Reverse
: Back-up lamp ON
CVT shift selector position: Other than above
: Back-up lamp OFF
Is the inspection result normal?
YES>>
Back-up lamp circuit is normal...