Article No. 01-6-2 Cont’d.
DTCs Stored in PATS Control
• B1601: Unprogrammed PATS key. There is no
(PATS/VIC/HEC/SCIL/ICM)
issue with the PATS key itself, but must be
• B1213: Less than two (2) keys programmed to programmed into the PATS memory (unless
the PATS control. Use Diagnostic Card to run self maximum number of keys already programmed).
test on PATS (or VIC/HEC/SCIL). If DTCs B1232, Follow Spare Key Programming Procedure from
B1600, B1601, B1602, or B1681 are present, the chart. No parts should need to be replaced
they must be serviced first. If B1213 is the only for this code.
self test DTC, then cycle second PATS key in
• B1602: Partial PATS key was read. Verify that
ignition to program.
approved PATS key (Ford Rotunda, ILCO,
• B1232/B2103: Transceiver module antenna Strattec, HUF, or Valeo) is being used. Large
failure. Replace transceiver module. metal objects, additional PATS keys, or devices
to purchase gasoline located on the customer’s
• B1600: No PATS key read by the PATS control.
key chain can cause interference. Instruct the
This can be caused by the PATS key, PATS
customer to keep such items from touching the
transceiver, circuits between the PATS
ignition key during engine start. It is not
transceiver/PATS control, and/or the PATS
necessary to remove the objects from the
control. For 1996-1997 Taurus Sable, 1996-1997
customer’s key chain. Remote starter equipment
Mustang, and 1997-1998 Expedition/Navigator,
can also cause this fault code. Remove any
overlay all wires from transceiver pigtail harness
remote starter equipment close to the transceiver
to control module if an intermittent failure cannot
before conducting further diagnosis. This DTC
be corrected by replacing transceiver module.
can be caused by the PATS key or PATS
transceiver.
• B1681: PATS transceiver module signal is not
received by the PATS control. This code can be
caused by circuits between PATS transceiver and
PATS control, PATS transceiver, or possibly the
PATS control. Follow pinpoint test for
troubleshooting. This can also be caused by
using the wrong transceiver part number. Verify
the correct transceiver part number is being used.
• B2139: The PCM_ID does not match between
the PCM and PATS (VIC/HEC/ICM). Using
Service Card, select Service Bay Functions,
PATS (VIC/HEC/ICM), enter Security Access (10
minute delay), Parameter Reset. Then using the
Diagnostic Card, select: PCM, Active Commands,
Keep Alive Memory Reset. Cancel back to the
previous NGS screen. Turn ignition OFF. Then
disconnect the DLC. Cycle ignition 3 times slowly
(3 seconds ON, 3 seconds OFF) to re-initialize
the system.
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