P01CB Pierce-arrow 8 Diagnostic Trouble Code
P01CB Pierce-arrow 8 code definition:
P01CB is a kind of OBD-II Diagnostic P-Powertrain Diagnostic Trouble Code for Pierce-arrow 8.
P01CB Pierce-arrow 8 is defined as Knock Sensor Circuit Range Performance (Bank 1 or Single Sensor). This refers to camshaft timing, which in this case is over-retarded. 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 P01CB Pierce-arrow 8 diagnostic trouble code may include:
- Misfire
- Misfire
- The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.
- Reduction in engine performance, especially at low RPM levels
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Possible Causes :
- Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
- Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
- An air leak forward of the DPF will change the sensor readings resulting in the code
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Common Misdiagnoses
- Crankshaft Position Sensor Circuit Performance Problem
- TP Sensor Learn Not Complete Problem
- Low Coolant Circuit Problem
- Cruise Control System - Vehicle Accel Too High Problem
- Kick-Down Switch Failed Short Problem
Repair Processes :
Look for damage to the tank indicating impact that may have damaged the fuel pump or sender.
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.
Process Tips
Diagnostic trouble code P01CB Pierce-arrow 8 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 P01CB Pierce-arrow 8.
Fortunately, P01CB Pierce-arrow 8 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.
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