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 MANUALSJEEP2009WRANGLER SAHARA, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTENTERTAINMENT SYSTEMSAUDIO SYSTEM (RADIO) - ELECTRICAL DIAGNOSTICSDTC TROUBLESHOOTINGB140E-REAR RIGHT AUDIO SPEAKER OUTPUT CIRCUIT HIGHDIAGNOSTIC TEST

2009 Jeep Wrangler Sahara, Standard

Diagnostic Test

2009 Jeep Wrangler Sahara, StandardSECTION Diagnostic Test

INTERMITTENT CONDITION
1. Turn the ignition on, then off, and then on again.
2. With the scan tool, read Radio DTCs.
  Does the scan tool display active: B140E-REAR RIGHT AUDIO SPEAKER OUTPUT CIRCUIT HIGH?
  
  Yes
  - Go to step 2
  No
  - The condition that caused this symptom is currently not present. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also, inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals. Repair as necessary.
  - Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure
(X206) RIGHT REAR SPEAKER (+) CIRCUIT SHORTED TO VOLTAGE

Fig 1: Checking Right Rear Speaker (+) Circuit For Short To Voltage
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect the Radio harness connector.
3. Disconnect the Right Rear Audio Speaker harness connector.
4. Turn the ignition on.
5. Measure for voltage on the (X206) Right Rear Speaker (+) circuit.
  Is the voltage above 10.0 volts?
  
  Yes
  - Repair the (X206) Right Rear Speaker (+) circuit for a short to voltage.
  - Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure
  No
  - Go to step 3
(X296) RIGHT REAR SPEAKER (-) CIRCUIT SHORTED TO VOLTAGE

Fig 2: Checking Right Rear Speaker (-) Circuit For Short To Voltage
Courtesy of CHRYSLER LLC
1. Measure for voltage on the (X296) Right Rear Speaker (-) circuit.
  Is the voltage above 10.0 volts?
  
  Yes
  - Repair the (X296) Right Rear Speaker (-) circuit for a short to voltage.
  - Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure
  No
  - Replace the Radio in accordance with the Service Information.
  - Perform the 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.