Diagnostic Mode 2: Check Operating Conditions

Diagnostic mode 2: Check operating conditions

Function
This diagnostic mode displays the operating requirements 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
01: not present
02: DTC which triggered the current reception of all control module information
03: Condition of the fuel system
04: Calculated load condition value
05: Coolant temperature
06: Short time gasoline-air ratio bank 1
07: Gasoline-air ratio bank 1
08: Short time gasoline-air ratio bank 2
09: Gasoline-air ratio bank 1
10: not present
11: not present
12: Engine rotations per minute (RPM)
13: Vehicle speed


NOTE:
- Bank 1 = Cylinder bank 1, in direction of travel, right
- Bank 2 = Cylinder bank 2, in direction of travel, left


If DTCs are displayed in "PID 02":
- Repair stored malfunctions according to DTC table: P Code Charts
- SAE P0xxx-DTCs
- SAE P1xxx-DTCs
- SAE P2xxx-DTCs
- SAE P3xxx-DTCs

- End diagnosis and switch ignition off.