419-01B-4 Anti-Theft — Passive 419-01B-4
DIAGNOSIS AND TESTING
(CONTINUED)
E4861 EN 07/2001 2002 Bantam
• Damaged encoded ignition key
• Un-programmed key
• Non-encoded key (key has no transponder or
is not the correct transponder key)
• Damaged wiring
• Damaged transceiver
• Damaged PCM
• Shielded ignition key
Inspection and Verification
1. Verify the customer concern by operating the
system.
2. Visually inspect for obvious signs of
mechanical or electrical damage.
Visual Inspection Chart
Mechanical
Electrical
• Ignition lock cylinder
• PATS key
• Use of a non-PATS
key
• More than one PATS
key or metal object on
key chain (key
shielded by metal)
• Using a non-encoded
ignition key
• Using a non-
programmed encoded
ignition key
• Using the incorrect
PATS key for the ve-
hicle
• Central Junction Box
(CJB) fuse 12 (15A)
• Battery Junction Box
(BJB) fuse 9 (20A)
• PCM
• Ignition switch
• Loose or corroded
connection(s)
• PATS transceiver
• Starter relay
3. If an obvious cause for an observed or
reported concern is found, correct the cause
(if possible) before proceeding to the next
step.
4. If the concern is not visually evident, verify
the symptom and use WDS in conjunction
with the following Symptom Chart and Pin-
point Tests.
Diagnostic Trouble Code (DTC) Index
WDS DTC Indicator
Flash Code
Description/Condition Possible
Source
Action
0000 - No DTC's, vehicle OK
B1681 11 Transceiver module signal is not
connected or wiring damage. Vehi-
cle does not start
Transceiver
wiring trans-
ceiver connec-
tor, transceiver
or PCM
B2103 12
Transceiver antenna coil fault Vehi-
cle does not start
Transceiver
Install a new
transceiver.
B1600 13
Non-PATS key or damaged en-
coded ignition key, or no key code
received. Vehicle does not start
PATS en-
coded ignition
key
REFER to
WDS. PATS
test. Follow
the instruc-
tions.
B2431 13
Transponder programming failed.
Vehicle does not start
Ignition key
REFER to
WDS. PATS
test. Follow
the instruc-
tions.
FORD BANTAM
PAGES FROM MANUAL