Nissan Sentra B18 (2020-2025) Service Manual: Information Display (ascd)

Nissan Sentra B18 (2020-2025) Service Manual / Engine / Work Procedure (After Replacing Electric Throttle Control Actuator) / Component Parts /circuit Diagnosis / Information Display (ascd)

Component Function Check

Component Function Check

CHECK INFORMATION DISPLAY
1. Start engine.
2. Press MAIN switch on ASCD steering switch.
3. Drive the Nissan Sentra vehicle at more than 40 km/h (25 MPH).
  
  CAUTION:
  
  Always drive vehicle at a safe speed.
4. Press COAST/SET switch.
5. Check that the reading of the speedometer shows the same value as the set speed indicated in the information display while driving the Nissan Sentra vehicle on a flat road.
Is the inspection result normal?
YES >>
INSPECTION END
NO >>
Refer to Diagnosis Procedure.

Diagnosis Procedure

Diagnosis Procedure

CHECK DTC
1. Check that DTC UXXXX is not displayed.
Is the inspection result normal?
YES >>
GO TO 2.
NO >>
Perform trouble diagnosis for DTC UXXXX. Refer to DTC Index.
CHECK DTC WITH COMBINATION METER

Check DTC with combination meter. Refer to Work Procedure(TYPE A), Work Procedure(TYPE B).

Is the inspection result normal?
YES >>
GO TO 3.
NO >>
Perform trouble diagnosis for DTC indicated.
CHECK INTERMITTENT INCIDENT

Check intermittent incident. Refer to Intermittent Incident.

Is the inspection result normal?
YES >>
Replace combination meter. Refer to Removal and Installation(Type A), Removal and Installation(Type B).
NO >>
Repair or replace error-detected parts.

Ignition Signal

Component Function Check Component Function Check INSPECTION START Turn ignition switch OFF, and restart engine. Does the engine start? YES-1 >> ...

Intake Air Temperature Sensor

Component Inspection Component Inspection INTAKE AIR TEMPERATURE SENSOR Turn ignition switch OFF. Disconnect mass air flow sensor ...

Other materials:

Camshaft Valve Clearance
Inspection and Adjustment Inspection and Adjustment INSPECTION Perform inspection as follows after removal, installation or replacement of camshaft or valve-related parts, or if there is unusual engine conditions regarding valve clearance. Remove rocker cover. Refer to Remo ...

Special Service Tool
Special Service Tool Tool number (TechMate No.) Tool name Description 165-GR8-1200KIT (—) Midtroni ...

P1572 Ascd Brake Switch
Dtc Description DTC Description DTC DETECTION LOGIC Note: This self-diagnosis has the one trip detection logic. When malfunction A is detected, DTC is not stored in ECM memory. And in that case, 1st trip DTC and 1st trip freeze frame data are displayed. 1st trip DTC is erased w ...