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 MANUALSJEEP2011COMPASS BASE, 2.0 A, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTINFOTAINMENTAUDIO (RADIO) - ELECTRICAL DIAGNOSTICSDTC TROUBLESHOOTINGB1570-USB COMMUNICATION PERFORMANCEDIAGNOSTIC TEST

2011 Jeep Compass Base, 2.0 A, Standard

Diagnostic Test

2011 Jeep Compass Base, 2.0 A, StandardSECTION Diagnostic Test

CHECK FOR AN INTERMITTENT CONDITION
NOTE:
Use a known good USB device to perform the following tests.
1. Using the scan tool, record and erase the radio DTCs.
2. Cycle the ignition switch from on to off, wait five seconds and then back to on.
3. Connect a known good USB device into the USB port.
4. Using the scan tool, read the active radio DTCs.
  Does the scan tool display active: B1570-USB COMMUNICATION PERFORMANCE?
  
  Yes
  - Go To 2.
  No
  - Test complete.
  - Refer to Standard Procedure and perform the BODY VERIFICATION TEST.
CHECK THE CONNECTORS AND HARNESS
1. Turn the ignition off.
2. Disconnect the USB harness connector at the back of the radio.
3. Inspect the connectors and harness between the USB port and the radio.
  Are there any issues with the harness or connectors?
  
  Yes
  - Repair or replace as needed.
  - Refer to Standard Procedure and perform the BODY VERIFICATION TEST.
  No
  - Replace the radio in accordance with the Service Information. Refer to RADIO , Removal .
  - Refer to Standard Procedure and perform the BODY VERIFICATION TEST.

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.