Nissan 180 P2511 Code:

OBD-II Diagnostic Powertrain (P) Trouble Code

Trouble In Nissan 180 P2511 Possible Cause

The most common causes of this Nissan 180 P2511 code being stored are due to a defective input speed sensor or output speed sensor. Other common causes include shorted, open, corroded, or damaged wiring circuits or connectors.

Common Symptoms For Nissan 180 P2511

  1. The inlet door is typically closed when the key is placed in the OFF position and opened when the key is turned to the ON position
  2. If the resistance level does not decrease with heat and increase as it cools, replace the sensor. If everything has checked out thus far, turn the key to the "ON" position and test for the presence of a voltage (and a ground signal) at the exhaust gas temperature/pressure (or heated oxygen) sensor electrical connector
  3. Several tools will be instrumental in successfully diagnosing this code
  4. If the fuel shutoff switch and all system circuitry checks out, suspect a defective PCM (or other related controller)

Similar Problems

Transmission
Vehicle Speed Output Circuit
Cruise Vehicle Speed/Set Speed Difference Too High

Nissan 180 P2511 Troubleshooting

Having one of the signs of a bad gasket is usually not enough to prove a failure of a gasket, but multiple symptoms are most likely the result of gasket failure. It is advisable to have the vehicle driven as little as possible whenever the symptoms occur. Depending on the symptoms, either have the gasket replaced or repaired.
The cost of replacing a gasket usually varies from one mechanic to the other. Replacing a gasket is quite expensive in modern engines due to their location and the amount of labor that is required to replace them. Nissan 180 P2511 OBD2 reports a sensor fault, replacement of the sensor is unlikely to resolve the underlying problem. The fault is most likely to be caused by the systems that the sensor is monitoring, but might even be caused by the wiring to the sensor itself.

How to turn off Nissan 180 P2511 check engine light ?

There are two ways to turn off the check engine light:

A repair technician can do so once repairs have been made.
The OBD II can automatically turn it off when it fails to detect the problem after several diagnostic cycles.

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