Infiniti QX4 (R50). Manual - part 447
CONSULT-II Data Link Connector (DLC) Circuit
=NBGI0006S08
SOM395
INSPECTION PROCEDURE
NBGI0006S0801
If the CONSULT-II cannot diagnose the system properly, check the following items.
Symptom
Check item
CONSULT-II cannot access any
system.
I
CONSULT-II DLC power supply circuit (Terminal 8) and ground circuit (Terminal 4)
(For detailed circuit, refer to EC-648, “MIL & DATA LINK CONNECTORS”.)
I
CONSULT-II (DDL) cable
CONSULT-II cannot access indi-
vidual system. (Other systems
can be accessed.)
I
CONSULT-II program card (Check the approprite CONSULT-II program card for the system.
Refer to GI-39.)
I
Power supply and ground circuit for the control unite of the system
(For detailed circuit, refer to wiring diagram for each system.)
I
Open or short circuit between the system and CONSULT-II DLC
(For detailed circuit, refer to wiring diagram for each system.)
CONSULT-II CHECKING SYSTEM
CONSULT-II Data Link Connector (DLC) Circuit
GI-40