Engines still runs after turning it off?

Tiny
JIM. PHILPOT
  • MEMBER
  • 1978 MG MGB
  • 4 CYL
  • 2WD
  • MANUAL
  • 50,000 MILES
When I shut the car off the engine runs on.
Wednesday, June 23rd, 2021 AT 12:19 PM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,363 POSTS
I would remove the wires from the alternator to see if it still runs, you can have a leaking diode backfeeding the system. Let us know what happens and please upload pictures or videos of the problem.
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Thursday, June 24th, 2021 AT 3:09 PM

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