Nissan Sentra B18 (2020-2025) Service Manual: P2b96 Injection Pulse

Nissan Sentra B18 (2020-2025) Service Manual / Engine / Work Procedure (After Replacing Electric Throttle Control Actuator) / Dtc/circuit Diagnosis / P2b96 Injection Pulse

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC	CONSULT screen terms (Trouble diagnosis content)	DTC detection condition
P2B96	Injection pulse (Injection Pulse Performance)	Diagnosis condition	—
		Signal	—
		Threshold	ECM does not control fuel injection quantity properly when engine is running (except engine cold start).
		Diagnosis delay time	1 second

POSSIBLE CAUSE

ECM

FAIL-SAFE

Not applicable

Confirmation Procedure

Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine and drive the vehicle as per the similar conditions to Freeze Frame Data for 5 seconds. Refer to the table below.
2. Hold the accelerator pedal as steady as possible.
  
  CAUTION:
  
  Always drive Nissan Sentra vehicle in safe manner according to traffic conditions and obey all traffic laws when driving.
  - COOLANT TEMP
  - ENGINE SPEED
  - CAL/LD VALUE
Is DTC detected?
YES >>
Proceed to DTC Diagnosis Procedure.
NO-1 >>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2 >>
Confirmation after repair: INSPECTION END

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

REPLACE ECM
1. Replace ECM. Refer to ECM : Removal & Installation.
2. Refer to Work Procedure.
>>
INSPECTION END

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