Nissan Rogue (T33) 2021-Present Service Manual: P1148 Closed Loop Control
DTC Description
DTC DETECTION LOGIC
NOTE:
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.
| DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | ||
| P1148 | 00 |
CLOSED LOOP-B1 (Closed loop —b1) |
Diagnosis condition | — |
| Signal (terminal) | — | |||
| Threshold | The closed loop control function does not operate even when Nissan Ariya vehicle is being driven in the specified condition | |||
| Diagnosis delay time | — | |||
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
DTC Confirmation Procedure
CHECK DTC PRIORITY
If DTC P1148 is displayed with another DTC for A/F sensor 1, perform the trouble diagnosis for the corresponding DTC.
Is applicable DTC detected?
YES>>Perform diagnosis of applicable. Refer to DTC Index.
NO>>INSPECTION END
DTC 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 DTC Index.
Other materials:
Towing load/specification
WARNING
The towing capacities in this manual are general guidelines. Actual safe towing capacity of your Nissan Rogue depends on factory or dealer-installed equipment, passenger load, and cargo weight. You must weigh both the vehicle and trailer as described to determine true towing capacity. Never ...
U2454-87 Can Comm Circuit
Without Propilot Assist 2.1
DTC Description
CAN COMMUNICATIONCAN (Controller Area Network) is a
serial communication line for real time applications. It is an on-Nissan
Ariya vehicle multiplex communication line with high data communication
speed and excellent error detection ability. Mode ...
B20a4-87 Headlamp (lh) Lin Communication
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC detection condition
B20A4–87
Headlamp (LH) LIN communication
[Headlamp (left hand) local interconnect network communication]
[MISSING MESSAGE]
Diagnosis condition
Ignition switch ...
