Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) Data of the system can be read from the Data Link Connector 3 (DLC3) of the
vehicle. Therefore, when the system seems to be malfunctioning, use the Techstream
to check for a malfunction and repair it.
2. CHECK DLC3
( ...
Terminals Of Ecu
TERMINALS OF ECU
1. CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY
(a) Disconnect the D47 air conditioning amplifier assembly connector.
(b) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
Measure the values on the wi ...
Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS
HINT:
Inspect the ECM using check mode. Intermittent problems are easier to detect
with the Techstream when the ECM is in check mode. In check mode, the ECM uses 1
trip detection logic, which is more sensitive to malfuncti ...