Component Function Check

WARNING: This page is about a different car, the 2012 Infiniti M35h. However, it is still accessible from the selected car via links, so may be relevant.

INSPECTION START
1. Turn ignition switch OFF. '
2. Perform "INSPECTION MODE 5". Refer to "DESCRIPTION ".
3. Start engine.
  Does the engine start?
  
  YES-1: With CONSULT: GO TO 2.
  
  YES-2: Without CONSULT: GO TO 3.
  
  No: Go to "DIAGNOSIS PROCEDURE ".
CHECK IGNITION SIGNAL FUNCTION
◦ With CONSULT
1. Perform "POWER BALANCE" in "ACTIVE TEST" mode of "ENGINE" with CONSULT.
2. Make sure that each circuit produces a momentary engine speed drop.
  Is the inspection result normal?
  
  YES: INSPECTION END
  
  NO: Go to "DIAGNOSIS PROCEDURE ".

CHECK IGNITION SIGNAL FUNCTION

ⓧ Without CONSULT

Let engine idle.

Read the voltage signal between ECM harness connector terminals under the following conditions with an oscilloscope.

ECM				Voltage signal
+		-
Connector	Terminal	Connector	Terminal
F101	11	M107	128	Courtesy of NISSAN NORTH AMERICA, INC.
	12
	15
	16
	19
	20

NOTE: The pulse cycle changes depending on RPM at idle.

Is the inspection result normal?

YES: INSPECTION END

NO: Go to "DIAGNOSIS PROCEDURE ".