P2416 Briscoe Cloverleaf Diagnostic Trouble Code

P2416 Briscoe Cloverleaf code definition:
P2416 is a kind of OBD-II Diagnostic P-Powertrain Diagnostic Trouble Code for Briscoe Cloverleaf.

P2416 Briscoe Cloverleaf is described as Oxygen Sensor Circuit No Activity Detected (Bank 1, Sensor 1). This means there's a problem in the front oxygen sensor on Bank 1, as the O2 sensor is inactive. The PCM then uses this data to provide the right strategies for the fuel delivery and ignition timing of the engine.

Symptoms

Symptoms of a P2416 Briscoe Cloverleaf diagnostic trouble code may include:
Place of P2416 in engine

Possible Causes :

  • A large air leak at or near the number one oxygen sensor would also cause a lean mixture.
  • Faulty IMRC actuator relay (if equipped)
  • Some aftermarket accessories and performance modifications

Common Misdiagnoses

  1. Crankshaft Position Sensor Circuit Performance Problem
  2. TP Sensor Learn Not Complete Problem
  3. Low Coolant Circuit Problem
  4. Cruise Control System - Vehicle Accel Too High Problem
  5. Kick-Down Switch Failed Short Problem

Repair Processes :

If all testing has passed so far yet you still have the same code, check your scan tool and see if it can open and close the IMRC valve. With the valve disconnected, the red voltmeter lead should be attached to the IMRC valve power wire and the black voltmeter lead connected to ground. Oxygen sensors signal the engine management computer the amount of oxygen present in the exhaust, which is used in determining and controlling the fuel ratio.

Process Tips

Diagnostic trouble code P2416 Briscoe Cloverleaf is not difficult to diagnose and repair. Thus, it always pays to have a qualified technician to look after your vehicle should this error code arise.

Diagnosing this code requires the engine to be in good running shape, without unmetered air entering the engine. If other codes that relates to misfiring condition, lean running or air entering the engine is present, then you must first fix those error codes before P2416 Briscoe Cloverleaf.

Fortunately, P2416 Briscoe Cloverleaf is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

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