Nissan Juke Service and Repair Manual : ECU diagnosis information
ECM
Reference Value
TERMINAL LAYOUT
PHYSICAL VALUES
NOTE
:
• ECM is located in the engine room left side near battery.
• When disconnecting ECM harness connector (1), loosen (B) it with levers as far as they will go as shown in the figure.
2 : ECM
A : Fasten
• Pulse signal is measured by CONSULT-III.
DTC Index
*: This number is prescribed by ISO 15031-6.
On board diagnostic (OBD) system
Diagnosis Description
The ECM controls the display on the instrument panel of certain information
relating to the operation of the
engine.
Four functions are involved here: The OBD malfunction ...
Wiring diagram
Engine control system
Wiring Diagram
For connector terminal arrangements, harness layouts, and alphabets in a
(option abbreviation; if not
described in wiring diagram), refer to GI-12, "Conne ...
Other materials:
P2122, P2123 APP sensor
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P2122 or P2123 is displayed with DTC P0643, first perform the trouble
diagnosis for DTC P0643.
Refer to EC-686, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, alw ...
Battery
• Keep the battery surface clean and dry.
Clean the battery with a solution of baking soda and water.
• Make certain the terminal connections are clean and securely tightened.
• If the vehicle is not to be used for 30 days or longer, disconnect the negative
battery terminal cable to preve ...
Control panel buttons — color screen with navigation system (if so equipped)
1. (brightness control) button
2. Display screen
3. MAP button
4. NAV button
5. TRAF button
6. SETUP button
7. BACK button
8. TUNE/SCROLL knob
9. Power button/Volume control knob
For navigation system control buttons, refer to the separate Navigation System
Owner’s Manual.
When ...