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EmissionsMinor✅ DIY Friendly

P0160

O2 Sensor Circuit No Activity Detected Bank 2 Sensor 2

The downstream oxygen sensor on Bank 2 shows no voltage activity.

SeverityMinor
CategoryEmissions
Est. Repair Cost$100-$350
Code TypePowertrain
DIY RepairYes

⚡ Common Causes

⚠️ Symptoms

✅ How to Fix — Step by Step

  • Step 1:Inspect wiring and fuse
  • Step 2:Test sensor voltage
  • Step 3:Replace sensor if faulty
💡 Pro Tip: Downstream sensors mainly monitor catalytic converter efficiency - driveability is rarely affected by this code alone.

Repair Cost Estimate

Full Repair Estimate
$100-$350
DIY Possible?
YES
Severity
Minor

Frequently Asked Questions

What does OBD2 code P0160 mean?+
P0160 stands for O2 Sensor Circuit No Activity Detected Bank 2 Sensor 2. The downstream oxygen sensor on Bank 2 shows no voltage activity.
What causes code P0160?+
Failed downstream O2 sensor; Broken wiring; Blown fuse
How do I fix code P0160?+
Inspect wiring and fuse; Test sensor voltage; Replace sensor if faulty
How much does it cost to fix P0160?+
Estimated repair cost for P0160 is $100-$350.
Is P0160 DIY-friendly?+
Yes — P0160 is generally DIY-friendly with basic tools.

AI Diagnosis

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