SAAB WIS ONLINE

Checklist for changing turbocharger and engine control module

Checklist for changing turbocharger and engine control module

Checklist


1. Describe the fault symptom .......................................................................................................................................

..................................................................................................................

...................................................................................................................

2. Connect Tech 2.

3. Turn off A/C or ACC and let the engine idle. Coolant temperature should be over 80°C.

Note

Diagnostic trouble codes must not be erased.


4. Read and note any diagnostic trouble codes: .......................................................................................................................

5. Select "Engine" - "Trionic" - "Read values / Activate" in Tech 2. Read and note the following values:


Unit

Turn Ignition On

Idle

Desired value

Engine speed

rpm

-------------

800-850

Airmass/Combustion

mg/c

-------------

Coolant temperature

°C

85-100

Deviation from calculated air mass

%

-------------

max. 10

Intake air temperature.

°C

40-60

Atmosphere Absolute Pressure

kPa

90-115

Charge Air Absolute Pressure

kPa

95-110

Manifold Absolute Pressure

kPa

25-60

Additive adaptation

mg/c

max. 0.6

Multiplicative adaptation

%

max. 6

Charge Air Adaptation

%

max. 10



Number of knocks

Number of misfires

No. 1 cylinder

No. 2 cylinder

No. 3 cylinder

No. 4 cylinder



Under “system information” you will find information on chassis and version numbers for Trionic T7

Vehicle Identification Number

Software version (obligatory)



The plate with the engine number is placed on the cylinder block according to WIS - Engine - Base engine, petrol - Technical data - Engine number.

To see the colour of the injectors, remove the upper engine cover.

Engine serial no.

Fuel injector, colour