engine AUDI TT 1998 8N / 1.G ATW Engine Basic Setting Workshop Manual

01-58


Basic Setting (function 04)

With ignition on and engine at standstill, the
following operations can be performed using
"function 04", basic setting:

Adapt throttle valve control module to Engine
Control Module (ECM) Display group 060(
Page 24
-121
)

Vehicles with automatic transmission:
Adaptation of kick down function of accelerator
pedal position sensor to ECM Display group
063 ( Page 24
-139
)

With engine running, the following operations
can be performed using basic setting:

Adaptation of oxygen sensor control Page 24
-74

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01-59

Test requirements for operations with engine
running:

No DTCs in DTC memory.
Coolant Temperature at least 80 C.

Electrical consumers switched off (radiator
fan must NOT run during test).
A/C switched off.
Vehicles with automatic transmission
Selector lever in P or N.

Test sequence

- Connect VAS5051 tester or VAG1551 scan tool
and select control module for engine electronics
using "address word" 01 Page 01
-10
. Ignition
must remain switched on.
or, depending on desired operation:

- Start engine.Rapid data transfer
HELP
Select function XX

When indicated on display
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01-61

Display group 000 (indicated values decimal)

Engine running at idle (Coolant Temperature not less than 80 C)
1 2
3 4
5 6
7 8
9 10
Display fields
Specified
value represents





Adaptation value of mixture formation, partial
throttle 103 to 153 -10 to 10%





Adaptation value of mixture formation, closed throttle
(idle)
78 to 178
-10 to 10%




Control value of mixture formation 103 to 153 -10 to 10%




Adaptation value, torque loss at idle:
113 to 143
-3 to 3%



Torque at idle 106 to 189 -4.3 to 12.2%



Throttle valve angle
1 to 7
0.4 to 2.75%


Vehicle voltage 142 to 206 10 to 14.5 V


Engine speed (idle speed)
Front Wheel Drive (FWD) All Wheel Drive (AWD)

74 to 86
80 to 92

740 to 860
RPM
800 to 920
RPM

Engine load (without consumers) 21 to 39 15 to 33%
Engine Coolant Temperature (requirement for basic setting)
180 to 205
80 to 105 C
Pa
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)
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