U1521 DTC For Opel Monza

Opel Monza Engine Specifications:
Engine Type :Single Cylinder Engine
Cylinder Type :Opposite Piston Engine
Engine Air Intake Process :Turbocharged Engine

Your Opel Monza engine control system detects a problem, the computer stores the diagnostic trouble code U1521 in its memory. To figure out what is wrong with your vehicle you must first extract the U1521 DTC For Opel Monza.

Another consequence of U1521 Opel Monza engine overheating may be a blown head gasket. Heat makes aluminum swell almost three times faster than cast iron. Thermal stress can distort the head and make it swell in areas that are hottest like those between exhaust valves in adjoining cylinders, and areas that have restricted coolant flow like the narrow area that separates the cylinders. The typical aluminum head swells most in the middle, which can crush the head gasket if the head gets too hot. This will usually cause the head gasket to leak compression between adjacent cylinders, or leak coolant into the cylinders.

U1521 Opel Monza DTC Meaning

U Network Code - Problem is climate control system, lighting, airbags, etc.
1 MFG - Manufacturer Specific
5 Auxiliary Emission Controls
2 Cruise Control Servo Indicates Low
1 PCM Stack Overrun

If your vehicle failed a U1521 Opel Monza test and the U1521 Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses U1521 a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look U1521 DTC For Opel Monza: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression.

U1520 DTC (Previous DTC Code) ( Next DTC Code ) U1522 DTC
You can also check other Opel car models :
The listed Opel models will give information about U1521 DTC.