Nissan GT-R (R35) · Service Manual ENGINE

P0411 SECONDARY AIR INJECTION SYSTEM

VR38

P0411

DTC Logic

 
 DTC DETECTION LOGIC

DTC No.
 		Trouble diagnosis name
 		DTC detecting condition
 		Possible cause
P0411
 		Secondary air injection system incorrect flow detected
 		Though the secondary air injection system is operating, the signal voltage from the secondary air injection system mass air flow sensor to the ECM is too low or high.
  • Harness or connectors
    (Air pump circuit is open or shorted)
    (Air pump relay circuit is open or shorted)
    (Air cut solenoid valve circuit is open or shorted)
    (Air cut solenoid valve relay circuit is open or shorted)
  • Air cut solenoid valve
  • Air cut solenoid valve relay
  • Air pump assembly
  • Air pump relay
  • Disconnection, clogging, collapsing and damage of hose or piping

 
 DTC CONFIRMATION PROCEDURE

 
 1.PRECONDITIONING
 
 2.PERFORM DTC CONFIRMATION PROCEDURE

Diagnosis Procedure


 
 1.CHECK HOSE AND PIPING
 
 2.CHECK AIR PUMP RELAY POWER SUPPLY CIRCUIT-I
 
 3.DETECT MALFUNCTIONING PART
 
 4.CHECK AIR PUMP RELAY POWER SUPPLY CIRCUIT-II
 
 5.DETECT MALFUNCTIONING PART
 
 6.CHECK AIR PUMP RELAY
 
 7.CHECK AIR PUMP POWER SUPPLY CIRCUIT
 
 8.CHECK AIR PUMP GROUND CIRCUIT FOR OPEN AND SHORT
 
 9.CHECK AIR PUMP
 
 10.CHECK AIR CUT SOLENOID VALVE RELAY POWER SUPPLY CIRCUIT-I
 
 11.DETECT MALFUNCTIONING PART
 
 12.CHECK AIR CUT SOLENOID VALVE RELAY POWER SUPPLY CIRCUIT-II
 
 13.DETECT MALFUNCTIONING PART
 
 14.CHECK AIR CUT SOLENOID VALVE RELAY
 
 15.CHECK AIR CUT SOLENOID VALVE POWER SUPPLY CIRCUIT
 
 16.DETECT MALFUNCTIONING PART
 
 17.CHECK AIR CUT SOLENOID VALVE GROUND CIRCUIT FOR OPEN AND SHORT
 
 18.CHECK AIR CUT SOLENOID VALVE
 
 19.CHECK INTERMITTENT INCIDENT

Component Inspection (AIR PUMP RELAY)


 
 1.CHECK AIR PUMP RELAY

Component Inspection (AIR PUMP)


 
 1.CHECK AIR PUMP