Craftsman 3130eSC Manual De Usuario

Descargar
Página de 156
 
 
 
Ford OBD1 Systems 
 
 
CODE RETRIEVAL PROCEDURES - KOER TEST 
 
 
FixAssist
®
 83 
 
5.
  When prompted, turn off all vehicle 
accessories, turn ignition key OFF and 
wait for the on screen prompt. If you 
wish to exit the KOER test at this time, 
press the SYSTEM MENU 
 button. 
6.
  When instructed by the message on the 
Scan Tool's display, start the engine and 
press the ENTER 
 button to continue. 
A "One moment please KOER test is in 
progress..." message shows temporarily 
on the Scan Tool's LCD display. 
7.
  The Scan Tool will retrieve the Cylinder 
Identification (ID) Code. The Cylinder ID 
Code identifies the number of cylinders 
for the vehicle under test. 
„
 
If the Scan Tool cannot retrieve the 
Cylinder ID Code, an advisory 
message displays. Press the 
SYSTEM MENU 
 button to exit 
and repeat the Key On Engine Off 
(KOEO) test (page 76) until DTC 11 
or 111 displays. 
8.
  Perform the following procedures when 
prompted by the message on the Scan 
Tool's display. 
„
 
Turn the steering wheel 1/2 turn to 
right, hold for four seconds and 
release. 
„
 
Press the brake pedal to the floor and then release it. 
„
 
Cycle the Overdrive Switch (if equipped). 
„
 
Quickly press the accelerator pedal 
to the floor and then release it. 
9.
  After the above procedures are performed 
a "One moment please KOER test is in 
progress..." message shows temporarily 
on the Scan Tool's LCD display, followed 
by a "Retrieving codes" message. 
Most Ford EEC-IV vehicle com-
puters up to 1991 use a two-digit 
code system. From 1991 to 1995 
most use a three-digit code system. 
„
 
If the Scan Tool fails to link to the 
vehicle’s computer, a “Vehicle is not 
responding” message shows on the 
Scan Tool’s LCD display. Do the 
following: