Diagnostic Trouble Code (DTC) Stored In The Engine Control Module
Diagnostic trouble code (DTC) stored in the engine control module (ECM)
Selecting the engine management system
Enter the engine management system:
1. FENIX 5.1
2. EMS 2000.
1 - Checking diagnostic trouble codes (DTCs) in the engine control module (ECM)
2 - Checking diagnostic trouble codes (DTCs) in the engine control module (ECM)
-------------------------------------------------
Checking diagnostic trouble codes (DTCs) in the engine control module (ECM)
Hint: Diagnostic trouble codes (DTC) DSA-224 are stored if any of the following diagnostic trouble codes (DTCs) are permanently stored in the engine control module (ECM) and if the fault is permanent: EFI-115, EFI-121, EFI-125, EFI-135, EFI-137, EFI-145, EFI-337, EFI-411, EFI-525 or EFI-526.
- Start the engine and let it idle.
Read off diagnostic trouble codes (DTCs) from the engine control module (ECM).
Have any of the above diagnostic trouble codes (DTCs) been stored?
Yes - Checking diagnostic trouble codes (DTCs) in the engine control module (ECM)
No - Checking wiring and terminals
-------------------------------------------------
Checking diagnostic trouble codes (DTCs) in the engine control module (ECM)
Hint: All diagnostic trouble codes (DTCs) in EMS 2000 must be remedied before diagnostic trouble code (DTC) DSA-224 can be remedied.
- Start the engine and let it idle.
Read off diagnostic trouble codes (DTCs) from the engine control module (ECM).
Have any diagnostic trouble codes (DTCs) for EMS 2000 been stored?
Yes - Checking diagnostic trouble codes (DTCs) in the engine control module (ECM)
No - Checking wiring and terminals
-------------------------------------------------
Checking wiring and terminals
Check the engine control module (ECM) connector for contact resistance and oxidation according to Checking wiring and terminals. Intermittent faults Checking Wiring And Terminals. Intermittent Faults.
FENIX 5.1
- Check the voltage supply to engine control module (ECM) terminals #24 and #32. Check for an intermittent open-circuit according to Checking wiring and terminals. Intermittent faults Checking Wiring And Terminals. Intermittent Faults
- Check engine control module (ECM) ground terminals #2 and #3. Check for an intermittent open-circuit according to Checking wiring and terminals. Intermittent faults Checking Wiring And Terminals. Intermittent Faults.
EMS 2000
- Check the voltage supply to engine control module (ECM) terminals #29 and #30. Check for an intermittent open-circuit according to Checking wiring and terminals. Intermittent faults Checking Wiring And Terminals. Intermittent Faults
- Check the engine control module (ECM) ground terminals #3, #28, #33 and #67. Check for an intermittent open-circuit according to Checking wiring and terminals. Intermittent faults Checking Wiring And Terminals. Intermittent Faults.
Other information
- To connect the breakout box for FENIX 5.1, see Connecting the breakout box. FENIX 5.1 Connecting The Breakout Box. FENIX 5.1
- To connect the breakout box for EMS 2000, see Connecting the breakout box. EMS 2000 Connecting The Breakout Box. EMS 2000.
Continue - FAULT FOUNDDONE
-------------------------------------------------
Checking diagnostic trouble codes (DTCs) in the engine control module (ECM)
Fault-trace according to the relevant system.
Continue - DONE
FAULT FOUND
-------------------------------------------------