
Vehicle identificationEmission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On
Board Diagnostics) checks. The OBD system monitors the operation of the emission
control system.
- If the malfunction indicator lamp comes on
The OBD system determines that ...
Internal Control Module Monitoring Processor Performance (P060A)
MONITOR DESCRIPTION
The main CPU and sub CPU of the ECM perform data communication between each other.
The main CPU monitors the communications and WDC pulses from the sub CPU. When the
signal malfunctions below are detected, the DTC is output.
...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) The power back door ECU (power back door motor unit) controls the power back
door system functions. Power back door system data and Diagnostic Trouble Code (DTC)
can be read through the Data Link Connector 3 (DLC3).
W ...