TRUCK CHECK ENGINE LIGHT ON CAN NOT FIND CODES MEANING?

  • Tiny
  • Modestov
  • 1989 TOYOTA PICKUP
  • 155,000 MILES

The engine is a 22R/carb no one knows what the code is. Code that is given is 31.

Do you
have the same problem?
Yes
No
Monday, August 29th, 2011 AT 11:13 PM

2 Replies

  • Tiny
  • Mhpautos
  • EXPERT
  • 30,743 POSTS

How was this code retrieved, does it have an OBD connection?

Was this
answer
helpful?
Yes
No
Tuesday, August 30th, 2011 AT 10:26 AM
  • Tiny
  • Wrenchtech
  • EXPERT
  • 20,564 POSTS

It means "Open or short signal in vacuum switches signal VSW1, VSW2, VSW3" These are EGR solenoids.

Was this
answer
helpful?
Yes
No
Tuesday, August 30th, 2011 AT 1:18 PM

Please login or register to post a reply.

Other Check Engine Soon Light Questions