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Home >> Volkswagen >> 2000 >> Jetta Sedan (9M2) V6-2.8L (AFP) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> With Generic Scan Tool >> Diagnostic Mode 2: Check Operating Conditions
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Diagnostic Mode 2: Check Operating Conditions



Diagnostic mode 2: Checking operating conditions

Function
This diagnostic mode displays the operating conditions at which an emission relevant malfunction was detected and stored by the Engine Control Module (ECM).

Procedure
- Connect diagnostic tester. Diagnostic Tester, Connecting
- Depending on the desired operating condition:switch on ignition
or
Start engine and let run at idle.
- Under address word 33, select "Diagnostic mode 2: Check operating conditions."
- Select the desired operating condition "PID XX".

NOTE: The operating conditions are sorted by the PID (parameter-identifications).

PID Display operating conditions
03: Condition of the fuel system
04: Calculated load condition value
05: Cooling fluid temperature
06: Short time gasoline-air ratio bank 1
07: Gasoline-air ratio bank 1
12: Engine rotations per minute (RPM)
13: Vehicle speed

- End diagnosis and switch ignition off.
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