StopOrDrive

Enter a 5-character code such as P0420, P0301, or P0457.

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Codes starting with P are engine and transmission, B are body, C are chassis, and U are network communication. A 0 as the second character means a generic code shared by all makes; a 1 means a manufacturer-specific code, so its meaning depends on your brand.

A steady check engine light usually means get it checked soon. A flashing check engine light means an active misfire: reduce speed and stop driving as soon as it is safe.

That doesn't look like an OBD-II code

A valid code is one letter (P, B, C, or U) followed by four characters, for example P0420.

P0141 Oxygen sensor heater circuit (Bank 1 Sensor 2)

Can I drive with P0141?

Drive

Safe to keep driving normally. Fix it when convenient.

The car runs normally. This sensor only monitors the catalytic converter.

What does P0141 mean?

The heater built into the downstream oxygen sensor (after the catalytic converter) on bank 1 is not working.

What causes P0141?

  1. Failed oxygen sensor (heater burned out)
  2. Blown oxygen sensor heater fuse
  3. Damaged wiring or connector
  4. Engine computer fault (rare)

How much does it cost to fix P0141?

$150 – $400

Oxygen sensor replacement: $150–$400.

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