B0197 Hindustan Motors Contessa Diagnostic Trouble Code
B0197 Hindustan Motors Contessa code definition:
B0197 is a kind of OBD-II Diagnostic B-Body Diagnostic Trouble Code for Hindustan Motors Contessa.
B0197 Hindustan Motors Contessa is defined as Camshaft Position Sensor A Circuit Low. This means the CMP (camshaft position) sensor circuit on engine bank 1 sends an irregular reading. As you drive and when specific conditions are slowly met, the vapors will gradually purge from the charcoal canister and will get burned within your engine.
Symptoms
Symptoms of a B0197 Hindustan Motors Contessa diagnostic trouble code may include:
- Fuel pressure too low
- Rich or lean exhaust
- Diminished fuel efficiency
- Reduction in engine performance, especially at low RPM levels
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Possible Causes :
- A faulty oxygen sensor. This will set a code in itself, however, a faulty oxygen sensor does not automatically condemn the sensor. The code just means that the sensor signal was not within specifications. An air leak or any of the above will cause an erroneous signal. There is a multitude of O2 codes relating to O2 performance which gives a clue to the problematic area.
- Some aftermarket accessories and performance modifications
- Faulty IMRC actuator/sensor
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Common Misdiagnoses
- Control Module Throttle Actuator Position Performance Problem
- Air Conditioning (A/C) Clutch Feedback Circuit High Voltage Problem
- Cruise Vehicle Speed/Set Speed Difference Too High Problem
- Kick-Down Switch Failed Short Problem
- Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit Problem
Repair Processes :
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.
It should be pretty close to battery voltage (12 volts). If not, then this is the circuit that has the problem.
Process Tips
Diagnostic trouble code B0197 Hindustan Motors Contessa 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 B0197 Hindustan Motors Contessa.
Fortunately, B0197 Hindustan Motors Contessa is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.
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