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2017 ACURA TLX

2.4L I4AWDAUTOMATICgas
3 active safety recalls on this vehicle — view recalls
Repairs0Labor993Torque6285Fluid15DTC1868Battery0Maintenance0Recalls3
P0158moderate severityPowertrain

O2 Sensor Circuit High Voltage Bank 2 Sensor 2

on 2017 Acura TLX 2.4L I4 · AWD

What this code means

High voltage from the downstream O2 sensor on Bank 2.

Symptoms

  • Check Engine Light
  • May indicate catalyst failure

Common causes

  • Faulty sensor
  • Catalyst failure
  • Rich condition

Diagnostic steps

  1. Test voltage
  2. Check catalyst

Repair notes

Replace sensor or catalyst.

Other Powertrain codes on this vehicle

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