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Check engine light · Engine codes

U0141: Lost Communication With Body Control Module "A"

Network · GenericU0141
Get it fixed soon
What it means

The other computers in the car stopped hearing from body control module A.

How serious

Get it fixed soon. A few more days of normal driving is usually OK, but waiting can turn a small repair into a bigger one or a breakdown.

Where a shop starts

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

Owners named U0141 in 9 complaints to the U.S. government, most often on the Jeep Wrangler.

Cars owners report it on

Complaints that name U0141, by model. Raw counts, not a failure rate: popular models get more complaints.

Years owners report it on most: 2008 Jeep Wrangler · 2016 Dodge Grand Caravan

The details

What U0141 means

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

Can I drive with U0141?

Get it fixed soon. A few more days of normal driving is usually OK, but waiting can turn a small repair into a bigger one or a breakdown.

56% of the owner complaints that name U0141 also say the car warning lights and electrical faults. A complaint can describe more than one problem, so this doesn't prove the code caused it.

Common causes of U0141
  • Wiring or connector fault on the data network
  • Power or ground problem at body control module A
  • Failed body control module A
  • Weak battery

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

What owners describe
  • Warning lights and electrical faults: 56% of complaints
  • Loses power or goes into limp mode: 33% of complaints
  • Brakes or ABS act up: 33% of complaints
  • Stalls or shuts off: 22% of complaints

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

Model years that report U0141 most

2008 Jeep Wrangler (3), 2016 Dodge Grand Caravan (2).

Related codes

U0140 U0146 U0131 U0151 U0155 U0129 U0159 U0126

Quick answers

What does U0141 mean?

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

Can I drive with U0141?

Get it fixed soon. A few more days of normal driving is usually OK, but waiting can turn a small repair into a bigger one or a breakdown.

What causes U0141?

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

Counts: NHTSA owner complaints whose text names U0141. 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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