ECM-321C
VOLVO
ECM-321C - Misfire cylinder 1, three-way catalytic converter (TWC) damage. Catalytic converter damage
Układ
Sterownik silnika (ECM)
Modele Volvo, których dotyczy ten kod błędu
Dotyczy następujących modeli:
2 modeleS80 (1999–2006), XC90 (2003–)
Pokaż modele wg rocznika i silnika (2)
Co oznacza ten kod błędu?
Misfires on cylinder one during starting can damage the catalytic converter. The code indicates cylinder one, and the fault should be corrected soon so the catalytic converter is not damaged.
Możliwe przyczyny
- Blocked or leaking injector
- Uneven compression
- Air leakage
- Faulty fuel pressure
- Low fuel level
- Contaminated or incorrect fuel
Co możesz zrobić
- 1First investigate the other fault codes that affect camshaft control or the camshaft reset valve
- 2Check the fuel level and that the engine oil level is correct
- 3Check the spark plug on cylinder one and the moisture in its well
- 4Check the intake system for leaks
- 5Check that the fuel suits the season and that the tank is not contaminated
- 6If the fault remains, have a workshop check the compression on cylinder one
Objawy, które możesz zauważyć4
- Engine warning lamp lit
- The engine misfires
- The engine is difficult to start
- Uneven idle
Na co może wpływać usterka2
- Catalytic converter diagnosis is switched off
- Lambda control is switched off
Ogólne wskazówki dla właścicieli. Diagnostyka na samochodzie może wskazać inną przyczynę.