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Home >> Infiniti >> 2009 >> G37 Base, 4D Sedan >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 128 (Engine Control System - Component Testing - G37 Coupe) >> ICC Brake Switch >> Component Function Check

Component Function Check

WARNING: This page is about a different variant/trim than selected.
  1. CHECK ICC BRAKE SWITCH FUNCTION

With CONSULT-III 

  1. Turn ignition switch ON.
  2. Select "BRAKE SW1" in "DATA MONITOR" mode with CONSULT-III.
  3. Check "BRAKE SW1" indication under the following conditions.
MONITOR ITEM REFERENCE

Monitor item Condition Indication
BRAKE SW1 Brake pedal (A/T)
Brake pedal or clutch pedal (M/T)
Slightly depressed OFF
Brake pedal (A/T)
Brake pedal and clutch pedal (M/T)
Fully released ON

Without CONSULT-III 

  1. Turn ignition switch ON.
  2. Check the voltage between ECM harness connector terminals as per the following.
VOLTAGE REFERENCE

ECM Condition Voltage (V)
Connector + -
Terminal Terminal
M107 126 (ICC brake switch signal) 128 Brake pedal (A/T)
Brake pedal or clutch pedal (M/T)
Slightly depressed Approx. 0
Brake pedal (A/T)
Brake pedal and clutch pedal (M/T)
Fully released Battery voltage

Is the inspection result normal? 

YES: INSPECTION END

NO: Go to "DIAGNOSIS PROCEDURE ".