Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHRYSLER2007300 V6-2.7L VIN RREPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONB CODE CHARTSB1084
2007 Chrysler 300 V6-2.7L VIN R
B1084
2007 Chrysler 300 V6-2.7L VIN RSECTION B1084
B1084-LEFT HEATED SEAT SWITCH INPUT CIRCUIT/PERFORMANCE
For a complete wiring diagram Refer to Diagrams/Electrical.
- When Monitored:Ignition on, during the heated seat operation.
- Set Condition:This code is set after the Cluster detects the heated seat switch sense circuit low for a predetermined amount of time.
Diagnostic Test
1.VERIFY THAT DTC B1084-LEFT HEATED SEAT SWITCH INPUT CIRCUIT/PERFORMANCE 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.
Is the DTC B1084 LEFT HEATED SEAT SWITCH INPUT CIRCUIT/PERFORMANCE active?
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. Body Verification Test
2.DISCONNECT THE LEFT HEATED SEAT SWITCH CONNECTOR AND CHECK SWITCH STATUS
Turn the ignition switch off.
Disconnect the Left Heated Seat Switch connector.
NOTE: Check connectors - Clean and repair as necessary.
Turn the ignition on.
With the scan tool in CCN Inputs/Outputs, read the Left Heated Seat state.
Does the switch state display Not Set?
Yes
- Replace the Left Heated Seat Switch.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test
No
- Go To 3
3.CHECK THE (P365) LEFT HEATED SEAT SWITCH SENSE CIRCUIT FOR A SHORT TO GROUND
Turn the ignition switch off.
Disconnect the Cluster C3 connector.
Measure the resistance between ground and the (P365) Left Heated Seat Switch sense circuit.
Was the resistance below 5.0 ohms?
Yes
- Repair the (P365) Left Heated Seat Switch sense circuit for a short to ground
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test
No
- Replace the Cluster.
- Perform BODY VERIFICATION TEST - VER 1. Body Verification Test
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.