What are the common causes of P060B?

An internal PCM analog to digital converter fault. Corrupted PCM software. A sensor circuit dragging the reference voltage. A poor PCM ground. A failed PCM.

Check for sensor reference voltage codes. Check battery voltage and PCM grounds. Inspect PCM connectors for corrosion. Reflash the PCM software. Replace the PCM if the A/D fault stays. Clear the code and retest.

P060B

Internal Control Module A/D Processing Performance

System: Computer output circuits (P code)
Lamp: Check Engine Light
Category: Powertrain - Computer and Auxiliary Controls

What it means

P060B means Internal Control Module A/D Processing Performance.

Where it lives

For P060B, the part to look at first is the module named here.

Check these first

An internal PCM analog to digital converter fault
Corrupted PCM software
A sensor circuit dragging the reference voltage
A poor PCM ground
A failed PCM

What to do next

Check for sensor reference voltage codes
Check battery voltage and PCM grounds
Inspect PCM connectors for corrosion
Reflash the PCM software
Replace the PCM if the A/D fault stays
Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.