The Lemon Index

Check engine light · Engine codes

U0131: Lost Communication With Power Steering Control Module.

Network · GenericU0131
Stop and fix now
What it means

The other computers in the car stopped hearing from the power steering control module.

How serious

Stop and fix now. Don't put it off. This can affect safety, stall the car or cause expensive damage.

Where a shop starts

Wiring or connector fault on the data network. Then: power or ground problem at the power steering control module; failed power steering control module.

Owners named U0131 in 31 complaints to the U.S. government, most often on the GMC Sierra.

Cars owners report it on

Complaints that name U0131, by model. Raw counts, not a failure rate: popular models get more complaints.

The details

What U0131 means

The other computers in the car stopped hearing from the power steering control module. Features that depend on it can stop working, and several warning lights often come on together.

Can I drive with U0131?

Stop and fix now. Don't put it off. This can affect safety, stall the car or cause expensive damage.

32% of the owner complaints that name U0131 also say the car brakes or ABS act up. A complaint can describe more than one problem, so this doesn't prove the code caused it.

Common causes of U0131
  • Wiring or connector fault on the data network
  • Power or ground problem at the power steering control module
  • Failed power steering control module
  • Weak battery

A shop should confirm the cause with a scan and tests before replacing parts.

What owners describe
  • Brakes or ABS act up: 32% of complaints
  • Loses power or goes into limp mode: 29% of complaints
  • Warning lights and electrical faults: 26% of complaints
  • Stalls or shuts off: 10% of complaints

Share of complaints naming the code whose text also mentions each problem.

Related codes

U0129 U0126 U0122 U0140 U0121 U0141 U0146 U0111

Quick answers

What does U0131 mean?

Lost Communication With Power Steering Control Module. The other computers in the car stopped hearing from the power steering control module. Features that depend on it can stop working, and several warning lights often come on together.

Can I drive with U0131?

Stop and fix now. Don't put it off. This can affect safety, stall the car or cause expensive damage.

What causes U0131?

Wiring or connector fault on the data network; Power or ground problem at the power steering control module; Failed power steering control module; Weak battery.

Counts: NHTSA owner complaints whose text names U0131. A complaint is an owner's report, not a diagnosis. Meanings: the standard SAE J2012 definitions in our own words; manufacturer codes only where verified for that make. General information, not repair advice for your car.

Updated · Free to use with credit: Source: The Lemon Index (lemonindex.com). Get the data

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