Car compression ratio suddenly went down

2009 HYUNDAI I10
33,000 MILES • 4 CYL • 4WD • MANUAL
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AKILANMORAL
  • MEMBER
  • 1 POST
Hi Team, i have not used my vehicle for around five months, when i tried staring it did not start, recharged battery, then also same issue. finally had to tow down to service center and they are claiming that compression ratio is down suddenly and we need to open the engine to find the exact fault.
Jan 17, 2018 at 12:35 AM
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ASEMASTER6371
  • ✓ASE Certified Mechanic
  • 52,796 POSTS
  • ASE Certified Mechanic
Good morning.

Yes, low compression can cause a no start. it could be from burned valves, piston damage or engine timing. it does need to be inspected internally to find the failure.

Roy
Jan 17, 2018 at 2:37 AM
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