Discussion:
Yale GLP100MJ

I have a Yale that has the engine light on sometimes. It seems when you rev up the engine the light goes away. Can anyone tell me how to read the codes from the dash display. It has the GM V6 in it and is not a fortus truck.
  • Posted 17 Apr 2014 00:45
  • By sean_s
  • joined 17 Apr'14 - 3 messages
  • Virginia, United States
Showing items 1 - 5 of 5 results.
just remember sean, make sure you connect jumper to correct terminals A and D... if you hook to wrong ones or cross any it will probably damage ECI system controller.
I made me a jumper from an old connector i had to insure this would never happen. Best to be safe than sorry ;o)
  • Posted 19 Apr 2014 02:57
  • Modified 19 Apr 2014 02:59 by poster
  • By swoop223
  • joined 23 Mar'12 - 3,691 messages
  • North Carolina, United States
You've been swooped!
swoop223@gmail.com
Mark,
Thanks so much for the help! I appreciate it
  • Posted 17 Apr 2014 23:08
  • By sean_s
  • joined 17 Apr'14 - 3 messages
  • Virginia, United States
hi Sean

Using a Diagnostic Jumper to Diagnose
the ECI System
If you do not have access to a laptop computer, it is still
possible to access the diagnostic trouble codes stored
in the memory of the Spectrum system ECM using a
diagnostic jumper and the malfunction indicator lamp.
With the key OFF, connect the diagnostic jumper to the
DLC located near the ECM. The jumper will connect
diagnostic pins A and D. Turn the ignition ON but do not
start the vehicle. The malfunction indicator lamp (MIL)
will begin to flash.
The MIL displays three digit codes by flashing the first
digit, pausing, then flashing the second digit, pausing,
and then flashing the third digit. There will be a long
pause between codes. For example, a code 143 would
be one flash followed by four flashes followed by three
The MIL will first display a 166 three times. Code
166 indicates that the ECM based diagnostic routines
are functioning. Then, any Diagnostic Trouble Codes
stored in memory will display three times each. The
MIL will then start over with the code 166. If the vehicle
is started while the diagnostic jumper is in place, the
MIL will flash rapidly.
Diagnostic Trouble Codes may be cleared from the system
ECM memory by moving the ignition key to the OFF
position and removing the (F2) system battery fuse for
at least 15 seconds.
NOTE: This will erase all of the memory in the computer

try this and let me know what comes up
  • Posted 17 Apr 2014 22:51
  • By yalewpl
  • joined 3 Feb'11 - 4 messages
  • Zuid Holland, Netherlands
e813v04167D is the Serial Number. Thanks for your help Mark.
  • Posted 17 Apr 2014 21:56
  • By sean_s
  • joined 17 Apr'14 - 3 messages
  • Virginia, United States
hello Sean ,

do you have a serial code for me especially the first four digits and letters.
then we can have a look for you

regards mark
  • Posted 17 Apr 2014 19:26
  • By yalewpl
  • joined 3 Feb'11 - 4 messages
  • Zuid Holland, Netherlands

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