Nissan Rogue Service Manual: P1148 closed loop control
DTC Description
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms (Trouble diagnosis content) | DTC detecting condition |
| P1148 | CLOSED LOOP-B1 (CLOSED LOOP-B1) | The closed loop control function does not operate even when vehicle is being driven in the specified condition. |
POSSIBLE CAUSE
- Harness or connectors (A/F sensor 1 circuit is open or shorted.)
- A/F sensor 1
- A/F sensor 1 heater
FAIL-SAFE
Not applicable
Diagnosis Procedure
DTC P1148 is displayed with DTC for A/F sensor 1.
When the DTC is detected, perform the trouble diagnosis of DTC corresponding to A/F sensor 1.
Refer to EC-93, "DTC Index".
P1078 EVT control position sensor
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P1078
EXH TIM SEN/CIRC-B1
(EXH TIM SEN/CIRC-B1)
...
P117A air fuel ratio
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P117A
AIR FUEL RATIO B1
(AIR FUEL RATIO B1)
ECM ...
Other materials:
Filament
Inspection and Repair
INSPECTION
When measuring voltage, wrap tin foil around the top of the
negative
probe. Then press the foil against the wire with your finger.
Attach probe circuit tester (in Volt range) to middle portion of
each filament.
If a filament is b ...
Preparation
Special Service Tool
The actual shape of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Description
—
(J-41425-NIS)
Aluminum tube repair kit
Repairing leaks in A/C tube
—
(J-38873-A)
Drive ...
How to set srt code
Description
OUTLINE
In order to set all SRTs, the self-diagnoses as in the “SRT ITEM” table must
have been performed at least
once. Each diagnosis may require actual driving for a long period of time under
various conditions.
SRT ITEM
The table below shows required self-diagnostic items ...
