OBD-II Trouble Shooting Got a code reader? Find out what your GM car's Check Engine light is trying to tell you (and then turn Check Engine light off).

P1811

 
Old Feb 19, 2010 | 10:51 PM
  #1  
Danthurs's Avatar
Thread Starter
Retired Senior Admin

Expert Gearhead
 
Joined: May 2006
Posts: 29,661
Likes: 43
From: Sheboygan Wisconsin
Danthurs is a name known to allDanthurs is a name known to allDanthurs is a name known to allDanthurs is a name known to allDanthurs is a name known to allDanthurs is a name known to all
Default P1811

P1811

Description
Maximum adapt and long shift


Symptoms
Disable shift adapts
Maximum line pressure

Causes

  • Failure of pressure control solenoid
  • Short in wire harness
  • Loss of 12v on pin E
  • Worn clutch plates
Solutions
  • Check for 12v on pin E
  • Check for Ohms on pins C-D, 3-5ohms at 68*f If out of range, replace EPC
  • Check for short on wire harness
  • Replace worn clutches.
 
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
bradycat
Pontiac
13
Dec 14, 2014 04:23 PM
regalfuts
Buick
3
Mar 20, 2013 08:46 AM
Yonkerse
2000-2005
19
Dec 16, 2010 10:30 AM
SapphireTorrent
2000-2005
17
Feb 20, 2007 07:17 PM


Thread Tools
Search this Thread

All times are GMT -4. The time now is 03:44 PM.