Diagnostic mode 3: Check DTC Memory: Procedure
WARNING: This page is about a different variant/trim than selected.
- Connect diagnostic tester, see CONNECT DIAGNOSTIC TESTER .
- Start engine and let run at idle.NOTE: Only if engine does not start:
- Operate starter for approx. 6 seconds. Do not switch ignition off afterward.
- Under address word 33, select "Diagnostic mode 3:, Check DTC memory."
The number of stored malfunctions or "0 malfunctions detected" is displayed.
- End diagnosis and switch ignition off.
- Repair stored malfunctions according to DTC table:
- SAE P0xxx-DTCs, see DIAGNOSTIC TROUBLE CODE (DTC) TABLES: .
- SAE P1xxx-DTCs, see SAE P1XXX-DTCS .
- SAE P2xxx-DTCs, see SAE P2XXX-DTCS .
NOTE:
- The DTC table is sorted by SAE code.
- "E-Gas"-relevant malfunctions are also indicated by the warning lamp for Electronic Power Control ("EPC warning lamp") in the instrument cluster.
- In addition, "emission"-relevant malfunctions are indicated in the instrument cluster via the Malfunction Indicator Lamp (MIL).
- In diagnostic mode 2, it can be determined at which operating condition a malfunction was detected and stored by the Engine Control Module (ECM), see DIAGNOSTIC MODE 2: CHECKING OPERATING CONDITIONS .
- Erase DTC memory after repairing malfunction, see DIAGNOSTIC MODE 4: RESET/ERASE DIAGNOSTIC DATA .
Display example:
P0444EVAP canister purge regulator valve -N80- Open circuit
Explanation:
- P0444 = SAE diagnostic trouble code (malfunction identification number).
- Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80- = malfunctioning wiring path or malfunctioning component.
- Open circuit = Malfunction type as text