OBD Guide
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B157C

Satellite Region Mismatch Rest Of World

B157C is an OBD-II diagnostic trouble code meaning: Satellite Region Mismatch Rest Of World. Common causes: incorrect module software, mechanical damage to the gps antenna. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • The eCall emergency call system does not work
  • Error message on the instrument panel
  • Security malfunction lamp

Causes

  • Incorrect module software
  • Mechanical damage to the GPS antenna
  • Problems with module wiring harness
  • Regional settings mismatch
  • System failure after module replacement

How to Fix

  1. System diagnostics using a scanner
  2. Checking the integrity of the wiring harness
  3. Module software update
  4. Setting up regional settings
  5. Replacing the module if necessary

Related codes

B157BB157DU0155

FAQ

What does the B157C code mean?

B157C is an OBD-II diagnostic trouble code that indicates: Satellite Region Mismatch Rest Of World

What causes a B157C error code?

The most common causes of B157C include: Incorrect module software; Mechanical damage to the GPS antenna; Problems with module wiring harness; Regional settings mismatch.

How do I fix a B157C diagnostic trouble code?

To fix B157C: System diagnostics using a scanner. Checking the integrity of the wiring harness. Module software update. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B157C?

Yes, but get it checked soon

How much does it cost to fix B157C?

The estimated repair cost for B157C is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat