Back to 1997 Lexus SC 300

1997 LEXUS SC 300

3.0L I6RWDAUTOMATICgas
Repairs0Labor504Torque6016Fluid7DTC654Battery0Maintenance0Recalls0
P0159low severityPowertrain

O2 Sensor Circuit Slow Response Bank 2 Sensor 2

on 1997 Lexus SC 300 3.0L I6 · RWD

What this code means

Slow response from the downstream O2 sensor on Bank 2.

Symptoms

  • Check Engine Light
  • Failed emissions

Common causes

  • Aging sensor
  • Contaminated sensor

Diagnostic steps

  1. Monitor response
  2. Test sensor

Repair notes

Replace sensor.

Other Powertrain codes on this vehicle

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