Chevrolet P182B: Internal Mode Switch B Circuit Low Voltage

What Does The Chevrolet P182B Code Mean?

This DTC monitors if the IMS B circuit is shorted to a low voltage.

Conditions for setting the DTC – Any one or more of the following conditions:

• The IMS signal circuit A, B, or P are Low in Park for greater than 8 seconds.
• The IMS signal circuit A is Low in D for 8 seconds.
• The IMS signal circuit C is High in D for 8 seconds.
• The TCM detects an invalid range from the IMS for 3.25 seconds.
• The IMS signal circuit C is high in D for greater than 8 seconds.
• Park/Neutral Switch equals P/N and the IMS state is not Park or Neutral, or the Park/Neutral switch is not Park or Neutral and the IMS state equals Park or Neutral for 4 seconds.
• Or the automatic transmission manual shift shaft position switch assembly indicates a transitional state for 8 seconds.

 

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> Standard Motor Products NS85T Neutral/Backup/Safety Switch

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

Chevrolet Volt Hybrid DTC – OBDG01 HYBRID Diagnostics Document, page 298