Back to 2001 Volvo S80

2001 VOLVO S80

2.9L I6•AWD•AUTOMATIC•gas
8 active safety recalls on this vehicle — view recalls
Founding sponsor spot is openYour name on every procedure for this vehicle, permanently.Sponsor — $30 →
Repairs0Labor1126Torque7204Fluid15DTC1334Battery0Maintenance0Recalls8
P0157moderate severityPowertrain

O2 Sensor Circuit Low Voltage Bank 2 Sensor 2

on 2001 Volvo S80 2.9L I6 · AWD

What this code means

Low voltage from the downstream O2 sensor on Bank 2.

Symptoms

  • Check Engine Light

Common causes

  • Faulty sensor
  • Short to ground
  • Exhaust leak

Diagnostic steps

  1. Test voltage
  2. Check for shorts

Repair notes

Replace sensor.

Other Powertrain codes on this vehicle

Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →