P1151 SUZUKI – Low Voltage Shift of HO2S21 Circuit

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P1151 SUZUKI Possible Causes

  • Faulty rear oxygen sensor
  • Rear oxygen sensor harness is open or shorted
  • Poor electrical connection in rear oxygen sensor circuit

How to Fix Code P1151 SUZUKI?

Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.

Possible Symptoms

  • Engine light on (or service engine soon warning light)

P1151 SUZUKI Meaning

HO2S21 Circuit Low Voltage Shift / High Voltage Shift / Circuit Continuity / High Voltage is the generic description for Suzuki code P1151, but the manufacturer may have a different description for your vehicle model and year. Currently, we do not have more information about Suzuki OBDII code P1151.

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