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1998 Volvo S70 check engine light

Tiny
A2ZBUZZ
  • MEMBER
  • 1998 VOLVO S70
Engine Performance problem
1998 Volvo S70 Two Wheel Drive Automatic 165000 miles

i have a code po172 engine light and service lightcomes on engine light stays on service light goes off after a few min. Rpms at 900
Tuesday, February 23rd, 2010 AT 10:35 PM

1 Reply

Tiny
JIS001
  • MECHANIC
  • 3,411 POSTS
Service light is just a reminder that you need your routine maintinance done. As for the check engine light. Check intake system for leaks and check the exhaust system for leaks. Check for proper fuel pressure. If al that is good you could have a faulty mass air flow sensor.
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Monday, March 1st, 2010 AT 1:47 AM

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