No Response From Sentry Key Remote Entry Module - Chrysler Pacifica 2004 Service Manual

COMMUNICATION
Symptom:

*NO RESPONSE FROM SENTRY KEY REMOTE ENTRY MODULE

ATTEMPT TO COMMUNICATE WITH THE BCM
GROUND CIRCUIT OPEN
IGNITION SWITCH OUTPUT CIRCUIT OPEN
FUSED B(+) CIRCUIT OPEN
OPEN PCI BUS CIRCUIT
SENTRY KEY REMOTE ENTRY 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
No
2 Turn the ignition off.
Disconnect the SKIM harness connector.
Using a 12-volt test light connected to 12-volts, probe the Ground circuit.
Is the test light illuminated?
Yes → Go To 3
No
3 Turn the ignition off.
Disconnect the SKREEM harness connector.
Turn the ignition on.
Using a 12-volt test light connected to ground, probe the Ignition Switch Output
circuit.
Is the test light illuminated?
Yes → Go To 4
No
4 Turn the ignition off.
Disconnect the SKREEM harness connector.
Using a 12-volt test light connected to ground, probe the Fused B(+) circuit.
Is the test light illuminated?
Yes → Go To 5
No
POSSIBLE CAUSES
ACTION
→ Refer to the symptom list for problems related to no communica-
tion with the BCM.
Perform SKREEM VERIFICATION TEST - VER 1A.
→ Repair the ground circuit for an open.
Perform SKREEM VERIFICATION TEST - VER 1A.
→ Repair the Ignition Switch Output circuit for an open.
Perform SKREEM VERIFICATION TEST - VER 1A.
→ Repair the Fused B+ circuit for an open.
Perform SKREEM VERIFICATION TEST - VER 1A.
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APPLICABILITY
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All
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