B146B - Channel 3 Audio Speaker Output Circuit Low

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

B146B Possible Causes

  • Faulty Audio Amplifier
  • Audio Amplifier harness is open or shorted
  • Audio Amplifier circuit poor electrical connection

First diagnose B146B code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

Cost of diagnosing the B146B code

    Labor: 1.0

    The cost of diagnosing the B146B code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

B146B Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

B146B Meaning

The standard equipment speaker system includes four full-range speakers. The two front speakers are mounted behind a removable bezel located on each outboard end of the lower instrument panel. With the premium speaker system, the standard front speakers are replace with an enclosure assembly that includes a 4 inch speaker and a 1 inch tweeter. The four rear speakers are mounted behind a grille located on each outboard end of the sport bar, above the rear seating area of the vehicle. This Diagnostic Trouble Code (DTC) sets if a Direct Current (DC) offset occurs on the output channel, the amplifier shall set a DTC after a maturity rate of four to six seconds.
OBDII Code B146B - Channel 3 Audio Speaker Output Circuit Low - Engine-Codes.com

B146B More Information

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B146B Information for specific makes

  • B146B CHRYSLER Channel 3 Audio Speaker Output Circuit Low
  • B146B DODGE Channel 3 Audio Speaker Output Circuit Low
  • B146B JEEP Channel 3 Audio Speaker Output Circuit Low
  • B146B RAM Channel 3 Audio Speaker Output Circuit Low

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