Chrysler 300M 2002 Service Manual page 1940

*REAR WINDOW DEFOGGER INOPERATIVE WITH ATC —
TEST
9 Test the PDC EBL fuse.
Is the fuse open?
Yes → Go To 10
No
10 Remove the Rear Window Defogger Relay located in the right side of trunk.
Measure the resistance of both Fused B+ circuits to ground.
Is the resistance of either or both Fused B+ circuits below 5.0 ohms?
Yes → Repair the Fused B+ circuit for a short to ground and replace the
No
11 Replace the PDC EBL fuse.
Ensure the Rear Window Defogger Relay is installed.
Turn the ignition on.
Turn the Rear Window Defogger on.
Did the Rear Window Defogger operate okay without blowing the fuse?
Yes → Check for an intermittent condition.
No
ACTION
→ Repair the open Fused B+ circuit from the PDC to the relay
connector.
Perform MEMORY HEATED SYSTEM VERIFICATION TEST -
VER 1.
fuse.
Perform MEMORY HEATED SYSTEM VERIFICATION TEST -
VER 1.
→ Go To 11
Perform MEMORY HEATED SYSTEM VERIFICATION TEST -
VER 1.
→ Repair the Rear Window Defogger Relay Output circuit for a short
to ground and replace the fuse.
Perform MEMORY HEATED SYSTEM VERIFICATION TEST -
VER 1.
ELECTRICALLY HEATED SYSTEMS
217
Continued
APPLICABILITY
All
All
All