Terminals Of Ecu [09/2014 - 11/2017]
WARNING: This page is about a different variant/trim than selected.
- CHECK 4WD ECU ASSEMBLY
- Measure the voltage and resistance of the connector.
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition A54-3 (IG1) - A54-4 (GND) G - W-B Power source voltage Engine switch on (IG) 11 to 14 V A54-2 (SLC+) - A54-1 (SLC-) B - B Transfer control solenoid signal Shift lever in D, engine idling Pulse generation (See waveform 1) A54-4 (GND) - Body ground W-B - Body ground Ground Always Below 1 Ω A54-6 (CANH) - A54-5 (CANL) V - B HIGH-level CAN bus wire - LOW-level CAN bus wire Cable disconnected from negative (-) battery terminal 54 to 69 Ω If the result is not as specified, the 4WD ECU assembly may have a malfunction.
- Using an oscilloscope, check the waveform 1.WAVEFORM 1 (REFERENCE)
Item Content Terminal No. (Symbol) A54-2 (SLC+) - A54-1 (SLC-) Tester Range 2 V/DIV., 1 msec./DIV. Condition Shift lever in D, engine idling
- Measure the voltage and resistance of the connector.