OBD Guide

P1196

Heated Oxygen Sensor Bank 2 Sensor 1 Slow Response

P1196 is an OBD-II diagnostic trouble code meaning: Heated Oxygen Sensor Bank 2 Sensor 1 Slow Response. Common causes: bank 2 sensor 1 oxygen sensor malfunction, sensor contamination (oil, antifreeze). Estimated repair cost: $33–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–89 (est.)

Symptoms

  • Increased fuel consumption
  • Unstable engine operation at idle
  • Power Loss
  • Check Engine Light Illuminates
  • Increased level of harmful emissions

Causes

  • Bank 2 Sensor 1 Oxygen Sensor Malfunction
  • Sensor contamination (oil, antifreeze)
  • Damage to the wiring or sensor connector
  • Leaks in the exhaust system
  • Fuel system problems (such as faulty injectors)

How to Fix

  1. Check the condition of the oxygen sensor Bank 2 Sensor 1
  2. Check the integrity of wiring and connectors
  3. Eliminate possible leaks in the exhaust system
  4. Replace the oxygen sensor if necessary
  5. Check the operation of the fuel system

Related codes

Error P1196 by Vehicle Brand

FAQ

What does the P1196 code mean?

P1196 is an OBD-II diagnostic trouble code that indicates: Heated Oxygen Sensor Bank 2 Sensor 1 Slow Response

What causes a P1196 error code?

The most common causes of P1196 include: Bank 2 Sensor 1 Oxygen Sensor Malfunction; Sensor contamination (oil, antifreeze); Damage to the wiring or sensor connector; Leaks in the exhaust system.

How do I fix a P1196 diagnostic trouble code?

To fix P1196: Check the condition of the oxygen sensor Bank 2 Sensor 1. Check the integrity of wiring and connectors. Eliminate possible leaks in the exhaust system. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P1196?

Yes, but get it checked soon

How much does it cost to fix P1196?

The estimated repair cost for P1196 is $33–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat