No Response From Otis/Evic - Chrysler Concorde 2004 Service Manual

Symptom:

*NO RESPONSE FROM OTIS/EVIC

ATTEMPT TO COMMUNICATE WITH THE BCM
FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
GROUND CIRCUIT OPEN
OVERHEAD TRAVEL INFORMATION SYSTEM (OTIS)
PCI BUS CIRCUIT OPEN
BODY CONTROL MODULE
TEST
1 Turn the ignition on.
With the DRB, enter Body then Body Computer.
Was the DRB able to I/D or communicate with the BCM?
Yes → Go To 2
→ Refer to the symptom list for problems related to no communica-
No
2 Turn the ignition off.
Disconnect the OTIS harness connector.
Turn the ignition on.
Using a 12-volt test light connected to ground, probe the Fused Ignition Switch
Output circuit.
Is the test light illuminated?
Yes → Go To 3
→ Repair the Fused Ignition Switch Output circuit for an open or
No
3 Turn the ignition off.
Disconnect the OTIS harness connector.
Using a 12-volt test light connected to 12-volts, probe the ground circuit.
Is the test light illuminated?
Yes → Go To 4
→ Repair the Ground circuit for an open.
No
POSSIBLE CAUSES
ACTION
tion with the BCM.
Perform BODY VERIFICATION TEST - VER 1.
short. Refer to the wiring diagrams in the service information.
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
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COMMUNICATION
APPLICABILITY
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