Primera P11-144, moottorivalo palaa

[Hevepe]

Hei,

Eli kyseessä Nissan Primera p11-144, 1.8 vm 2001.

Moottorivalo rupeaa palaamaan satunnaisesti, virheet ovat p04200 ja p0400

Mitähän kaikkea täytyy tehdä, jotta valo ei enää kävisi vierailemassa?

[Jylppy]

P0420
Malfunction is detected when three way catalyst does not operate properly.

Check Items (Possible Cause)
- Three way catalyst
- Exhaust tube
- Intake air leaks
- Injectors
- Injector leaks
- Spark plug(s)
- Improper ignition timing


P0400
EGR FUNCTION (CLOSE)

EGR volume control
valve remains closed under the following conditions.
- Low engine coolant temperature
- Engine starting
- High-speed engine operation
- Extremely light load engine operation
- Engine idling
- Excessively high engine coolant temperature
- Wide open throttle
- Mass air flow sensor malfunction
- Low battery voltage