For Shop Owners

P0170 - Fuel Trim Malfunction Bank 1

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3 What does this mean?

Possible causes

  • Intake air leaks
  • Faulty front heated oxygen sensor
  • Ignition misfiring
  • Faulty fuel injectors
  • Exhaust gas leaks
  • Incorrect fuel pressure
  • Lack of fuel
  • Faulty Mass Air Flow (MAF) sensor
  • Incorrect Positive Crankcase Ventilation (PCV) hose connection
What does this mean?

Tech notes

Dirty air filter, air filter housing or Mass Air Flow (MAF) sensor, or faulty MAF sensor are common causes for the P0170 code.
What does this mean?
Check this articles: 2003 kia sedona catalytic converter | p0456 code | p0420 honda accord 2000 | p1310
Posted and Edit by kvjournal.ru 01-14-2016