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
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".
Accelerator pedal released position learning
Description
Accelerator Pedal Released Position Learning is a function of ECM to learn
the fully released position of the
accelerator pedal by monitoring the accelerator pedal position sensor output
signal. It must be performed each
time harness connector of accelerator pedal position sensor ...
Preparation
Special Service Tool
The actual shape of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Description
—
(J-39570)
Chassis Ear
Locating the noise
—
(J-50397)
NISSAN Squeak and Rattle
Kit
...
Wiring diagram
NAVIGATION WITH BOSE
Wiring Diagram
...