Autronic SM4 v1.08
Compatibility
Configuration
The Autronic SM4 running on the following firmware version(s), streams data out automatically at a rate of 19200baud.
Connections
This ECU should be connected via serial / RS232 connections.
- The ECU is supplied with a serial cable:
Connect this to the Race Technology ECU Interface, Data Logger or Dashboard.
Data Channel Listing
| ECU Message Name
| Race Technology Data Channel
| Resolution of Data
|
| RPM
| RPM (Engine)
| 25 RPM
|
| Coolant temp
| Coolant temp (temperature 8)
| 0.1 oC
|
| Charge temp
| Inlet post intercooler temp (temperature 2)
| 0.1 oC
|
| Intake air temp
| Ambient air temp (temperature 1)
| 0.1 oC
|
| Oil temp
| Oil temp (temperature 9)
| 0.1 oC
|
| Manifold pressure
| Boost pressure (pressure 5)
| 1 mBar
|
| Fuel pressure
| Fuel pressure (pressure 3)
| 1 mBar
|
| AF ratio
| Lambda 1 (misc 1)
| 0.01 lambda
|
| Injection time
| Fuel inj 1 PW (aux 6)
| 1 ms
|
| Ignition angle
| Ignition angle (angle 2)
| 0.1o
|
| Battery voltage
| Battery voltage (misc 3)
| 0.01 V
|
| Throttle position
| Throttle position (aux 1)
| 0.1%
|
| User selectable data 1
| Exhaust 1 temp (temperature 17)
| 0.1 oC
|
Not all channels listed in the table above may be available from your ECU. The available data channels vary with the vehicle model, year of manufacture & connected sensors.
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