B0464 Jeep Varsity Diagnostic Trouble Code

B0464 Jeep Varsity code definition:
B0464 is a kind of OBD-II Diagnostic B-Body Diagnostic Trouble Code for Jeep Varsity.

B0464 Jeep Varsity is triggered when the bank 1 camshaft position sensor doesn't match the signal from the crankshaft position sensor. Other symptoms that may indicate this problem are when the Check Engine Light illuminates and when there is a visible lack of engine power.

Symptoms

Symptoms of a B0464 Jeep Varsity diagnostic trouble code may include:
  • Hesitation upon acceleration
  • Excessive exhaust leak
  • Rich or lean exhaust
  • Lack of power
Place of B0464 in engine

Possible Causes :

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

Common Misdiagnoses

  1. Vehicle Speed Output Circuit Problem
  2. Cruise Control Servo Indicates Low Problem
  3. A/C System High Pressure High Temperature Problem
  4. PCM Stack Overrun Problem
  5. Transmission Control Module Reprogrammable Memory Problem

Repair Processes :

If the scan tool has that capability, and the scan tool can operate the IMRC valves, then the problem is either resolved and a simple code clearing is all that's left or a new PCM would be called for. 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.

Process Tips

Diagnostic trouble code B0464 Jeep Varsity 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 B0464 Jeep Varsity.

Fortunately, B0464 Jeep Varsity is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

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