VCDS: Difference between revisions

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*http://wiki.ross-tech.com/index.php/Audi_A4/S4/RS4_%288D%29
*http://wiki.ross-tech.com/index.php/Audi_A4/S4/RS4_%288D%29
==Full listing==
==Full listing==
http://nyet.org/cars/info/VCDS%20List%20of%20Engine%20Measuring%20Blocks.xls
http://nyet.org/cars/info/VCDS%20List%20of%20Engine%20Measuring%20Blocks.xls from http://www.nefariousmotorsports.com/forum/index.php/topic,519.msg3972


==Block Cheat Sheet==
==Block Cheat Sheet==

Revision as of 20:00, 11 April 2011

Ross-Tech Links

Full listing

http://nyet.org/cars/info/VCDS%20List%20of%20Engine%20Measuring%20Blocks.xls from http://www.nefariousmotorsports.com/forum/index.php/topic,519.msg3972

Block Cheat Sheet

Basics

1 coolant temp o2 bank1 (right)) o2 bank2 (left)
2 load injection time maf
3 maf throttle angle timing

Load and Boost

112 egt b1 enrichment b1 egt b2 enrichment b2
113 rpm load throttle drive atmos pressure
114 uncor spec'd load spec'd load actual load boost valve duty
115 rpm load spec'd boost actual boost
118 rpm iat boost duty cycle actual boost

Timing

20: timing correction 1 2 3 4
21: timing correction 5 6
22: correction factor load 1 2
23: correction factor load 3 4
24: correction factor load 5 6
26: knock sensor voltage 1 2 3 4
27: knock sensor voltage 5 6

O2 sensors

30: o2s ctrl op
31: o2s v pre(s1)/post(s2) b1s1 b1s2 b2s1 b2s2
32: o2s LTFT pre(s1) idle b1 part b1 idle b2 part b2
neg no's = ECU subtracting fuel (because too rich)
pos no's = ECU adding fuel (because too lean)
33: o2s pre(s1) b1 ctrl b1 v b2 ctrl b2 v
34: o2s aging post(s2) b1 rpm egt time period status
35: o2s aging post(s2) b2 rpm egt time period status
36: o2s post(s2) b1 v supply b1 status b2 v supply b2 status
37: o2s bank1 load volt s2 corr val s1-s2 status
38: o2s bank2 load volt s2 corr val s1-s2 status
43: o2s aging pre(s1) b1 rpm egt time period status
44: o2s aging pre(s1) b2 rpm egt time period status

General

4 batt voltage coolant temp iat
5 load speed Op condition-idl/prt/fl/dcl/erch
6 load iat alt cor fact
10 load throttle drive ignition time
11 coolant temp iat ignition time

Misfires

14 load misfire count misfire status
15: misfires 1 2 3 status
16: misfires 4 5 6 status
18: misfires lowest+speed@ highest+speed@ lowest+load@ highest+load@

Throttle

60: throt vcm adapt
61: throt volt throt drive op condition
62: throt sens 1 sens 2 pos sender 2
63: throt pos duty cycle

Secondary air injection system

77: bank 1 air mass rel air mas diag
78: bank 2 air mass rel air mas diag

Catalytic convertors

46 cat b1
47 cat b2

Misc

50 spec'd eng spd ac idle boost ac compressor on/off
54 op condition throt pos throt drive
55 idle
56 idle
66 cruise
70 evap
71 fuel tank