On board diagnostic (OBD) system
Diagnosis Description
This system is an on board diagnostic system that records exhaust
emission-related diagnostic information
and detects a sensors/actuator-related malfunction. A malfunction is indicated
by the malfunction indicator
lamp (MIL) and stored in ECU memory as a DTC. The diagnos ...
CONSULT Data Link Connector (DLC) Circuit
Inspection procedure
If the CONSULT cannot diagnose the system properly, check the following
items.
Symptom
Check item
CONSULT cannot access any
system.
CONSULT DLC power supply circuit (Terminal 8 and 16) and ground
circuit (Terminal 4 and 5)
...
Work Flow
STEP
DESCRIPTION
STEP 1
Get detailed information about the conditions and the
environment when the incident occurred.
The following are key pieces of information required to make a good
analysis:
WHAT
Vehicle Model, Engine, Transmission/Transaxle and ...