Chrysler 300/300 Touring/300C, Dodge Magnum. Manual — part 499
B1640-FRONT RIGHT TURN CONTROL CIRCUIT HIGH
For a complete wiring diagram Refer to Section 8W.
8L - 26
LAMPS/LIGHTING - EXTERIOR - ELECTRICAL DIAGNOSTICS
LX
•
When Monitored:
•
Continuously
•
Set Condition:
•
When the Front Control Module detects a short to battery on the Control circuit.
Possible Causes
(L60) FRONT RIGHT TURN SIGNAL CONTROL CIRCUIT
POWER DISTRIBUTION CENTER
FRONT CONTROL MODULE
Diagnostic Test
1.
TEST FOR INTERMITTENT CONDITION
Turn the ignition on.
Clear all FCM DTC’s
Turn the Right Turn Signal on.
With the scan tool, read DTC’s.
Does the scan tool read: B1640-FRONT RIGHT TURN CONTROL CIRCUIT HIGH?
Yes
>> Go To 2
No
>> The conditions that caused this code to set are not present at this time. Using the wiring diagram/sche-
matic as a guide, inspect the wiring and connectors.
Perform BODY VERIFICATION TEST - VER 1.
2.
L60 FRONT RIGHT TURN SIGNAL CONTROL CIRCUIT
Turn the ignition off.
Disconnect the PDC connector from the FCM.
Measure the resistance of the (L60) Front Right Turn Signal Control cir-
cuit.
Is the resistance above 5.0 ohms?
No
>> Repair the (L60) Front Right Turn Signal Control circuit.
Perform BODY VERIFICATION TEST - VER 1.
Yes
>> Go To 3
LX
LAMPS/LIGHTING - EXTERIOR - ELECTRICAL DIAGNOSTICS
8L - 27
3.
FRONT CONTROL MODULE
Turn the ignition off.
Disconnect the Front Control Module from the PDC 49 way connector.
Measure the voltage between (L60) Front Right Turn Signal Control circuit and ground.
Is there any voltage present?
Yes
>> Replace the Power Distribution Center.
Perform BODY VERIFICATION TEST - VER 1.
No
>> Replace the Front Control Module.
Perform BODY VERIFICATION TEST - VER 1.
8L - 28
LAMPS/LIGHTING - EXTERIOR - ELECTRICAL DIAGNOSTICS
LX
B1643-REAR LEFT TURN CONTROL CIRCUIT LOW
For a complete wiring diagram Refer to Section 8W.
LX
LAMPS/LIGHTING - EXTERIOR - ELECTRICAL DIAGNOSTICS
8L - 29
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