4WD seems low

Tiny
CJEXOTIC
  • MEMBER
  • 1998 MAZDA MPV
  • 6 CYL
  • 4WD
  • AUTOMATIC
  • 135,000 MILES
1998 mazda mpv van when you push button for 4wd its acts like its in low and then disengages with a loud thump
Tuesday, December 7th, 2010 AT 6:33 PM

3 Replies

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,709 POSTS
Have you checked the actuator on the transfer case?
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Tuesday, December 7th, 2010 AT 7:04 PM
Tiny
CJEXOTIC
  • MEMBER
  • 2 POSTS
No as I have no idea what that is.
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Tuesday, December 7th, 2010 AT 7:14 PM
Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,709 POSTS
On the side of the transfer case is an electric motor. When you push the button in the vehicle for 4wd, it receives power and shifts to the requested gear.
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Wednesday, December 8th, 2010 AT 2:43 PM

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