Measuring Block Groups for Gasoline Engines.
Use as a general guide for engines starting about 1999-2000, where more specific data is not available is not available for a particular Group.
Note: Quick and dirty formatting of the following pages appears to be incompatible with some browser. I really hate to do this, but I strongly suggest using IE or Mozilla to view these pages. If someone would like to grab these pages and reformat them so that they look decent with more generic browsers, I would appreciate it and would be happy to repost more compatible versions.
Group 000, General Engine Data, (no normalization)
001 - 009 General Engine Data
010 - 019: Ignition & Misfire Detection
020 - 029: Knock Control
030 - 049: Mixture Control, O2S Heating, Catalytic Converter
050 - 059: Engine Speed Control
060 - 069: Throttle Valve Control
Groups 070 - 079:
Emission Control Systems (EVAP, Sec. AIR, EGR)
Groups 080 - 085: Control module identification
Groups 090 -
Camshaft & Intake Manifold Control
98 Camshaft & Intake Manifold Control
Groups 099 & 100: Compatibility Groups
Groups 101 - 109: Fuel Injection
110 - 119: Load Registration & Boost Pressure Control
Groups 120 - 129: Communication Between Control Modules
130 - 137: Engine
Groups 160 - 169: Lambda Control for SULEV-ULEV