coolant temperature AUDI A6 1996 C5 / 2.G ATQ Engine Basic Setting Workshop Manual

01-67

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.

Test sequence

- Connect VAS5051 tester or VAG1551 scan tool
and select the control module for engine
electronics using "address word" 01 Page 01
-
9 .

Engine must run at idle for this.

- Check DTC Memory Page 01
-15
. There must
not be any DTCs stored, repair malfunctions if
necessary, erase DTC memory, switch engine
off and start again, road test vehicle and check
DTC memory again as a control measure.
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01-69

Notes:

For display group number 000, measured
values are displayed as a decimal.
Display can be printed out on the paper roll
when printer is switched on.
To switch to a different display group, proceed
as follows:

Display
group
VAG1551 Scan
Tool (ST)
VAS5051
tester
higher Press button -3- Press s
button.
Lower Press button -1- Press t
button.

- Let engine run at idle for a few minutes, coolant
temperature at least 80 C.
- If specified values are obtained in all display
fields, press button. Rapid data transfer
HELP
Select function XX

Indicated on display (function selection):
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01-70

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 preparation, bank 2 77 to 179 -10 to 10 %





Adaptation value of mixture preparation, bank 1
77 to 179
-10 to 10 %




Control value of mixture preparation, bank 2
(road test vehicle if outside of tolerance) 115 to 141 -10 to 10 %




Control value of mixture preparation, bank 1
(road test vehicle if outside of tolerance)
115 to 141
-10 to 10 %



Adaptation value, torque loss at idle: 102 to 169 -5 to 8 %



Idle torque
102 to 154
-5.0 to 5.0 %


Throttle valve angle 0 to 8 0 to 3.0 %


Engine speed (idle speed)
Front Wheel Drive Vehicles All-Wheel Drive Vehicles

72 to 82
63 to 73

720 to 820 RPM
630 to 730 RPM

Engine load (without consumers) 16 to 34 12 to 26 %
Engine Coolant Temperature (requirement for basic setting)
180 to 205
80 to 105 C
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