Scan Tool Operating Instructions - AK Automotive Training

Engine Codes: ACK, ALG
Display Description
Group
1 1. Engine speed.
2. Engine load.
3. Throttle valve angle.
4. Ignition angle.
2 1. Engine speed.
2. Engine load.
3. Ignition duration.
4. Intake air mass.
3 1. Engine speed.
2. ECU supply voltage.
3. Engine coolant temperature.
4. Intake air temperature.
4 Idling
Stabilisation
5 Idling
Stabilisation
6 Idling
Stabilisation
Manufacturer Applications
1. Throttle valve angle.
2. Idling intake mass learning valve (automatic gearbox with drive
selected).
3. Idling intake mass learning valve (manual gearbox in neutral -
automatic gearbox in P or N).
4. Operating mode (idle, part load, etc.).
1. Actual engine speed.
2. Specified engine speed.
3. Idle air mass regulating valve.
4. Intake air mass.
1. Engine speed.
2. Injection duration.
3. Bank 1 at idle - lambda learnt valve (additive) (see note below).
4. Bank 2 at idle - lambda learnt valve (additive) (see note below).
NOTE: A negative value indicates a rich mixture, whilst a positive value indicates a lean
mixture
7 Lambda
Learnt Value
1. Bank 1 at part throttle - lambda learnt value (multiplicative) (see
note below).
2. Bank 2 at part throttle - lambda learnt value (multiplicative) (see
note below).
3. Bank 1 at idle - lambda learnt value (additive) (see note below).
4. Bank 2 at idle - lambda learnt value (additive) (see note below).
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