P1130
System
Powertrain (Emissions)
Scanner som krävs
Enhanced OBD2 scanner (live data graphs, freeze frame, battery voltage test)

Air/Fuel Sensor Circuit Range/Performance (Bank 1 Sensor 1)

Understand P1130, common causes, and the right FOXWELL scanner to diagnose it.

Wide-range air/fuel ratio sensor out of range on bank 1 — common on Toyota/Lexus and some GM platforms.

Vanliga symptom

  • Rough idle
  • Poor fuel economy
  • Check engine light
  • Failed smog

Typiska orsaker

  • Failed A/F sensor
  • Exhaust leak before sensor
  • Fuel control issue
  • Sensor heater not reaching temp

Vilken scanner behöver du?

Enhanced OBD2 scanner (live data graphs, freeze frame, battery voltage test)

Använd live-data och freeze frame innan du byter delar. ABS-, SRS- och U-koder kräver oftast en fullsystems-scanner.

Diagnostiktips

  • Spara freeze frame när koden först sätts
  • Rensa koden först efter att orsaken är åtgärdad
  • Kontrollera relaterade väntande koder
  • Verifiera batterispänning över 12,4 V innan du misstänker sensorer

Rekommenderade FOXWELL-scannrar

Vanliga frågor

Can I diagnose P1130 with a basic code reader?
P1130 may set in the engine module, but related diagnostics often benefit from an enhanced or full-system scanner with live data and freeze frame.
Is it safe to drive with P1130?
It depends on the code and symptoms. Flashing check engine lights and misfire codes should be addressed immediately. Consult a professional if unsure.