Scan Tool Operating Instructions - AK Automotive Training

Manufacturer Applications
Engine Codes: ACU
Display Description
Group
1 1. Engine speed.
2. Coolant temperature.
3. Lambda probe voltage.
4. Adjustment conditions (see Table 22 for the relevance of the figures in
line 4).
2 1. Engine speed.
2. Injection time.
3. Battery voltage.
4. Intake air temperature.
3 1. Engine speed.
2. Engine load.
3. Throttle valve angle (calculated figure, dependent on throttle valve
potentiometer).
4. Idling stabilisation valve opening.
4 1. Engine speed.
2. Engine load signal.
3. Not relevant.
4. Operating condition (see Table 22 for the relevance of the figures in line
4).
5 1. Engine speed.
2. Duty cycle (of activated charcoal filter solenoid valve).
3. Consumption signal.
4. Not relevant.
6 1. Learned mixture adaption value (awaiting specification).
2. Mixture adaption constant (awaiting specification).
3. Learned idling stabilisation value (awaiting specification).
4. Stored value for throttle pot. during basic setting.
7 1. This display group is not relevant.
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