Chrysler 300M 2002 Service Manual page 1832

REMOTE RADIO SWITCH SHORTED TO GROUND —
TEST
2 WARNING: Turn the ignition off, disconnect the battery and wait 2 minutes
before proceeding.
CAUTION: Do not place an intact undeployed airbag module face down on
a hard surface, the airbag module will propel into the air if accidently
deployed.
Remove the Driver Airbag Module.
Disconnect the Right Remote Radio Switch harness connector.
Turn the ignition on, reconnect the battery.
With the DRBIII , enter Body Computer then Sensors and monitor the Radio Control
SW voltage.
Is the voltage approximately 5.0 volts?
Yes → Replace the Right Remote Radio Switch in accordance with the
→ Go To 3
No
3 Turn the ignition off.
Disconnect the Clockspring C3 harness connector.
Turn the ignition on.
With the DRBIII , enter Body Computer then Sensors and monitor the Radio Control
SW voltage.
Is the voltage approximately 5.0 volts?
Yes → Go To 4
→ Go To 5
No
4 Turn the ignition off.
Disconnect the Clockspring C3 harness connector.
NOTE: Ensure both remote radio switches are disconnected.
Measure the resistance between ground and the Radio Control MUX circuit at the
clockspring C3 harness connector.
Is the resistance below 5.0 ohms?
Yes → Repair the Radio Control MUX circuit for a short to ground
→ Repair the Radio Control MUX circuit for a short to the Radio
No
5 Turn the ignition off.
Disconnect the Clockspring C1 harness connector.
Turn the ignition on.
With the DRBIII , enter Body Computer then Sensors and monitor the Radio Control
SW voltage.
Is the voltage approximately 5.0 volts?
Yes → Replace the Clockspring in accordance with the service informa-
→ Go To 6
No
ACTION
service information.
Perform BODY VERIFICATION TEST - VER 1.
between the clockspring and the remote radio switches.
Perform BODY VERIFICATION TEST - VER 1.
Control MUX Return circuit between the clockspring and the
remote radio switches.
Perform BODY VERIFICATION TEST - VER 1.
tion.
Perform BODY VERIFICATION TEST - VER 1.
109
AUDIO
Continued
APPLICABILITY
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All
All
All