OBD II MONITOR INFORMATION


Comprehensive Components Monitor
 
Major Monitors Non Fuel Control & Non Misfire
 
Major Monitors Fuel Control & misfire
 
(Includes All Engine Hardware Sensor, Switches, Solenoids, etc.)
 
(Monitors Entire Emission System)
 
(Monitors Entire System)
 
Most are one trip Faults
 
Most are Two Trips Faults
 
Two Trip Faults
 
Usually Turns on The Mill and Sets DTC After One Failure
 
Turns On The Mil and Sets DTC after Two Consecutive Failure
 
The Mil and Sets DTC After Two Consecutive Failure
 
Priority 3
 
Priority 1 or 3
 
Priority 2 or 4
 
All Checked For Continuity
 
Done Stop Test = Yes
 
Fuel Control Monitor
 
Open
 
Oxygen Sensor Heater
 
Monitors Fuel Control
 
Short To Ground
 
Oxygen Sensor Response
 
System For:
 
Short To Voltage
 
Catalytic Converter
 
Fuel System Lean
 
Inputs Checked For Rationality
 
Efficiency Except EWMA
 
Fuel System Rich
 
Outputs Checked For Functionality
 
up to 6 test per trip and a one trip fault (SBEC) and two trip fault on (JTEC)
 
Requires 3 Consecutive Fuel System Good Trips to Extinguish the MIL
 
EGR System
 
Misfire Monitor
 
 
Evaporative Emission System (purge and leak)
 
Monitors for Engine Misfire At:
 
 
Non-LDP
 
4 X 1000 RPM Counter (4000 Revs) (Type B)
 
 
LDP
 
**200 X 3 (600) RPM counter (Type A)
 
 
Requires 3 Consecutive Global Good Trips to Extinguish the MIL*
 
Requires 3 Consecutive Global Good Trips to Extinguish the MIL*
 
Requires 3 Consecutive Global Good Trips to Extinguish the MIL
 
*40 Warm Up Cycles are required to erase DTCs after the MIL has been extinguished
 
  ** Type A misfire is a one trip failure on pre-1999, 2 trip failure on 1999 and later. The MIL will illuminate at the first or second failure, based on MY.