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 MANUALSJEEP2009PATRIOT LIMITED, ED3, AWD, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTENTERTAINMENT SYSTEMS(CABIN COMPARTMENT NODE (CCN) - ELECTRICAL DIAGNOSTICS)DTC TROUBLESHOOTINGB1096-FRONT RIGHT SEAT HEATER CONTROL CIRCUIT LOWDIAGNOSTIC TEST

2009 Jeep Patriot Limited, ED3, AWD, Standard

Diagnostic Test

2009 Jeep Patriot Limited, ED3, AWD, StandardSECTION Diagnostic Test

VERIFY DTC B1096-FRONT RIGHT SEAT HEATER CONTROL CIRCUIT LOW IS ACTIVE
1. Turn the ignition on.
2. With the scan tool, record and erase Diagnostic Trouble Codes (DTCs).
3. Operate the Heated Seat Switch in both positions several times.
4. With the scan tool, read DTCs.
  Is DTC B1096-FRONT RIGHT SEAT HEATER CONTROL CIRCUIT LOW active?
  
  Yes
  - Go to step 2
  No
  - The conditions that caused this code to set are not present at this time. Verify seat harness is routed correctly. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Look for chafed, pierced, pinched, or partially broken wires and broken, bent, pushed out, spread, corroded, or contaminated terminals. Attempt to reproduce condition by adjusting the seat.
  - Perform BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
CHECK (P188) RIGHT SEAT HEATER B(+) DRIVER CIRCUIT IN BODY HARNESS FOR A SHORT TO GROUND

Fig 1: Checking Right Seat Heater B(+) Driver Circuit
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect the Right Seat Cushion Heater connector.
  NOTE: Check connectors. Clean and repair as necessary.
3. Turn the ignition on.
4. With the scan tool, erase DTCs.
5. Operate the Heated Seat Switch in both positions several times.
6. With the scan tool, read DTCs.
  Is DTC B1096-FRONT RIGHT SEAT HEATER CONTROL CIRCUIT LOW active?
  
  Yes
  - Go to step 3
  No
  - Go to step 5
CHECK (P188) RIGHT SEAT HEATER B(+) DRIVER CIRCUIT FOR A SHORT TO GROUND

Fig 2: Checking Right Seat Heater B(+) Driver Circuit
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect the HSM connector.
  NOTE: Check connectors. Clean and repair as necessary.
3. Measure the resistance of the (P188) Right Seat Heater B(+) Driver circuit between ground and the HSM connector.
  Is the resistance below 10K Ohms?
  
  Yes
  - Repair the (P188) Right Seat Heater B(+) Driver circuit for a short to ground.
  - Perform BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
  No
  - Go to step 4
CHECK (P188) RIGHT SEAT HEATER B(+) DRIVER CIRCUIT FOR A SHORT TO (Z960) GROUND CIRCUIT

Fig 3: Checking Right Seat Heater B(+) Driver Circuit
Courtesy of CHRYSLER LLC
1. Measure the resistance between the (P188) Right Seat Heater B(+) Driver circuit and the (Z960) Ground circuit at the HSM connector.
  Is the resistance below 10K Ohms?
  
  Yes
  - Repair the (P188) Right Seat Heater B(+) Driver circuit for a short to the (Z960) Ground circuit.
  - Perform BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
  No
  - Replace the Heated Seat Module (HSM) in accordance with the Service Information.
  - Perform BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
CHECK RIGHT SEAT CUSHION HEATER FOR A SHORT TO GROUND

Fig 4: Checking Right Seat Cushion Heater Circuit
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Reconnect the Right Seat Cushion Heater connector.
3. Disconnect the Right Seat Back Heater connector.
  NOTE: Check connectors. Clean and repair as necessary.
4. Turn the ignition on.
5. With the scan tool, erase DTCs.
6. Operate the Heated Seat Switch in both positions several times.
7. With the scan tool, read DTCs.
  Is DTC B1096-FRONT RIGHT SEAT HEATER CONTROL CIRCUIT LOW active?
  
  Yes
  - Replace the shorted Right Seat Cushion Heater Element in accordance with the Service Information.
  - Perform BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
  No
  - Replace the Right Seat Back Heater Element in accordance with the Service Information.
  - Perform BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.