Diagnostic Mode 2: Checking 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
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 term fuel trim bank 1
07: Fuel trim bank 1
08: Short term fuel trim bank 2
09: Fuel trim 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:
- SAE P0xxx-DTCs, P0010
- SAE P1xxx-DTCs, P1127
- SAE P2xxx-DTCs, P2096
- SAE P3xxx-DTCs, P3081

- End diagnosis and switch ignition off.