Chrysler 300/300 Touring/300C, Dodge Magnum. Manual — part 440
•
When Monitored:Continously with the ignition on.
•
Set Condition:This code is set immediately when the Cluster detects excessive voltage on the heated seat
indicator control circuit.
Possible Causes
(P81) LEFT HEATED SEAT LO INDICATOR DRIVER CIRCUIT SHORTED TO BATTERY
LEFT HEATED SEAT SWITCH
CLUSTER
Diagnostic Test
1.
VERIFY THAT DTC B1216-LEFT HEATED SEAT SWITCH LO INDICATOR CONTROL CIRCUIT HIGH IS
ACTIVE
With the scan tool, record and erase DTC’s
Operate the Heated Seat Switch in both positions several times.
With the scan tool, read DTC’s.
Does the DTC B1216-LEFT HEATED SEAT LO INDICATOR CON-
TROL CIRCUIT HIGH reset?
Yes
>> Go To 2
No
>> The conditions that caused this code to set are not present
at this time. Using the wiring diagram/schematic as a guide,
inspect the wiring and connectors.
Perform BODY VERIFICATION TEST – VER 1. (Refer to
BODY VERIFICATION TEST – VER 1).
2.
DISCONNECT THE DRIVER HEATED SEAT SWITCH AND RE-READ DTC
Disconnect the Left Heated Seat Switch connector.
With the scan tool erase DTC’s
Cycle the ignition switch off then back on.
With the scan tool, read DTC’s.
Does the DTC B1216-LEFT HEATED SEAT LO INDICATOR CON-
TROL CIRCUIT HIGH reset?
Yes
>> Go To 3
No
>> Replace the Left Heated Seat switch.
Perform BODY VERIFICATION TEST – VER 1. (Refer to
BODY VERIFICATION TEST – VER 1).
8G - 42
HEATED SEATS - ELECTRICAL DIAGNOSTICS
LX
3.
DISCONNECT THE CLUSTER C3 CONNECTOR AND CHECK FOR VOLTAGE
Disconnect the Cluster C3 connector.
NOTE: Check connectors - Clean and repair as necessary.
Turn the ignition on.
Measure the voltage at the (P81) Left Heated Seat Low Indicator Driver
circuit at the Cluster C3 connector.
Is there any voltage present?
Yes
>> Repair the (P81) Left Heated Seat Low Indicator Driver cir-
cuit for a short to battery.
Perform BODY VERIFICATION TEST – VER 1. (Refer to
BODY VERIFICATION TEST – VER 1).
No
>> Replace the Cluster in accordance with the Service Infor-
mation.
Perform BODY VERIFICATION TEST – VER 1. (Refer to
BODY VERIFICATION TEST – VER 1).
LX
HEATED SEATS - ELECTRICAL DIAGNOSTICS
8G - 43
B1217-LEFT HEATED SEAT LO INDICATOR CONTROL CIRCUIT OPEN
For a complete wiring diagram Refer to Section 8W
8G - 44
HEATED SEATS - ELECTRICAL DIAGNOSTICS
LX
•
When Monitored:Continously with the ignition on.
•
Set Condition:This code is set immediately when the Cluster detects low voltage on the heated seat indicator
control circuit.
Possible Causes
PDC FUSE #8
PDC FUSE #40
(F23) FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT OPEN
(P81) LEFT HEATED SEAT LOW INDICATOR DRIVER CIRCUIT OPEN/SHORTED TO GROUND
LEFT HEATED SEAT SWITCH
CLUSTER
Diagnostic Test
1.
VERIFY THAT DTC B1217-LEFT HEATED SEAT LO INDICATOR CONTROL CIRCUIT OPEN IS ACTIVE
With the scan tool, record and erase DTC’s
Operate the Heated Seat Switch in both positions several times.
With the scan tool, read DTC’s.
Does the DTC B1217-LEFT HEATED SEAT LO INDICATOR CON-
TROL CIRCUIT OPEN reset?
Yes
>> Go To 2
No
>> The conditions that caused this code to set are not present
at this time. Using the wiring diagram/schematic as a guide,
inspect the wiring and connectors.
Perform BODY VERIFICATION TEST – VER 1. (Refer to
BODY VERIFICATION TEST - VER 1).
2.
INSPECT PDC FUSES
Check PDC fuses #8 and #40.
Is either fuse open?
Yes
>> Check for a possible short to ground on the (F23) Fused Ignition Switch Output (Run-Start) Circuit and
replace the fuse as necessary.
Perform BODY VERIFICATION TEST – VER 1. (Refer to BODY VERIFICATION TEST - VER 1).
No
>> Go To 3
LX
HEATED SEATS - ELECTRICAL DIAGNOSTICS
8G - 45
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