Golf L4-2.0L (ABA) (1996)
Note:
Customer complaints of poor idle quality can sometimes be linked to certain combinations of electrical consumer settings. Headlights, A/C, power
steering etc. can contribute to idle influences. Verify these possibilities with customer before performing any adjustments.
To adjust engine idle rpm proceed with sequence as follows:
-
Connect VAG 1551/1552 Scan Tool and with engine running at operating temperature, select "Engine Electronics" address word 01 and press -Q-
button to confirm input.
-
Press -> button.
Indicated on display.
-
Press buttons -1- and -1- to select "Login-Procedure" Function 11 and press the -Q- button to confirm input.
Indicated on display.
-
Press buttons -0-, -1-, -2-, -8- and -3- to input login code 01283 and press Q button to confirm input.
Indicated on display.
-
Press buttons -1- and -0- to input adaptation, and press Q to confirm input.
-
Press buttons -0- and -1- to select channel 1 and press Q button to confirm input.
Indicated on display.
VAG 1551 Scan Tool:
^
Pressing -3- will increase the adaptation by 1, which is 10 rpm. The rpm indication will not show a change until the adaptation is increased by an
increment of 4 to 132 or maximum of 880 rpm. This is because the least significant indication is 40.
^
Pressing -1- will decrease the adaptation by 1 or (10 rpm). The lowest adjustment is an adaptation of 124 or 800 rpm.
^
When the desired increased or decreased rpm is achieved press -Q- button.
Indicated on display.
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To exit without changing press -C- button.
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To store value press -Q- button. When value is stored: