Diagnostic Mode 2: Check Operating Conditions

Diagnostic Mode 2: Check 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) and Transmission Control Module (TCM).

Work 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 following list only serves as an overview.
- The operating conditions are sorted by the PID (parameter-identifications).







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.

NOTE:
- The DTC table is sorted by SAE code.
- Erase DTC memory after repairing malfunction. Diagnostic mode 4: Reset/erase diagnostic data. Diagnostic Mode 4: Reset/Erase Diagnostic Data