Nissan Sentra B18 (2020-2025) Service Manual: B2267-29 Engine Speed
Dtc Description
DTC Description
DTC DETECTION LOGIC
|
DTC No. |
CONSULT screen terms (Trouble diagnosis content) |
DTC detected condition |
||
|---|---|---|---|---|
|
B2267-29 |
TACHO METER (Tacho meter) |
Diagnosis condition |
When ignition switch is ON. |
|
|
Signal (terminal) |
Engine speed signal |
|||
|
Threshold |
ECM continuously transmits abnormal engine speed signals |
|||
|
Diagnosis delay time |
2 seconds or more |
|||
POSSIBLE CAUSE
Crankshaft position sensor (POS)
FAIL-SAFE
Reset to zero of the tachometer by suspending communication.
Confirmation Procedure
Confirmation Procedure
-
PERFORM DTC CONFIRMATION PROCEDURE
-
CONSULT-
Ignition switch ON.
-
Select “Self Diagnostic Result” mode of “METER/M&A”.
-
Is DTC B2267-29 detected?
YES >>Refer to DTC Diagnosis Procedure.
NO >>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO >>Confirmation after repair: Inspection End.
-
Dtc Diagnosis Procedure
DTC Diagnosis Procedure
-
PERFORM SELF DIAGNOSTIC RESULT OF ECM
-
CONSULTSelect “Self Diagnostic Result” mode of “ENGINE”.
Is DTC detected?
YES >>Perform diagnosis procedure on the detected DTC. Refer to DTC Index.
NO >>Inspection End.
-
Other materials:
Heated Steering Wheel System
Component Function Check
Component Function Check
CHECK HEATED STEERING WHEEL
SYSTEM
Check operate heated steering wheel system. Refer
to System Description.
Is the inspection result normal?
YES >>
I ...
Brake Lines and Cables
Inspection
Inspection
BRAKE LINE
Check brake line (tubes and hoses) for cracks,
deterioration or other damage. Replace any damaged parts.
Check for brake fluid leaks by fully depressing
brake pedal while engine is running.
CAUTION:
...
Stop Lamp Switch
Component Inspection
Component Inspection
CHECK STOP LAMP SWITCH 1
Ignition switch OFF.
Disconnect stop lamp switch connector.
Check continuity betwe ...