OBD Guide

P2ADE

Reductant Tank Temperature Sensor B Circuit

P2ADE is an OBD-II diagnostic trouble code meaning: Reductant Tank Temperature Sensor B Circuit. Common causes: reagent tank b temperature sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $28–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$28–89 (est.)

Symptoms

  • Check Engine Light Is On
  • Reduced engine power
  • Increased fuel consumption
  • Possible SCR error messages on the dashboard
  • Increased emissions

Causes

  • Reagent tank B temperature sensor malfunction
  • Open or short circuit in the sensor circuit
  • Poor contact in the sensor connector
  • Corroded contacts or damaged wiring
  • SCR control module malfunction

How to Fix

  1. Check the integrity of the sensor wiring and connectors
  2. Check the resistance of the temperature sensor
  3. Check the voltage in the sensor circuit
  4. Replace temperature sensor if necessary
  5. Reset the error code and check if it returns

Related codes

Error P2ADE by Vehicle Brand

FAQ

What does the P2ADE code mean?

P2ADE is an OBD-II diagnostic trouble code that indicates: Reductant Tank Temperature Sensor B Circuit

What causes a P2ADE error code?

The most common causes of P2ADE include: Reagent tank B temperature sensor malfunction; Open or short circuit in the sensor circuit; Poor contact in the sensor connector; Corroded contacts or damaged wiring.

How do I fix a P2ADE diagnostic trouble code?

To fix P2ADE: Check the integrity of the sensor wiring and connectors. Check the resistance of the temperature sensor. Check the voltage in the sensor circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P2ADE?

Yes, but get it checked soon

How much does it cost to fix P2ADE?

The estimated repair cost for P2ADE is $28–89. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat