U1509 Opel Insignia Ii DTC Code

Opel Insignia Ii Engine Specifications:

Engine Type :	Single Cylinder Engine
Cylinder Type :	Opposed Cylinder Engine
Engine Air Intake Process :	Turbocharged Engine

Your Opel Insignia Ii engine control system detects a problem, the computer stores the diagnostic trouble code U1509 in its memory. To figure out what is wrong with your vehicle you must first extract the U1509 DTC For Opel Insignia Ii.

On 1999 and later U1509 Opel Insignia Ii engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.

U1509 Opel Insignia Ii DTC Meaning

U	Network Code - Problem is climate control system, lighting, airbags, etc.
1	MFG - Manufacturer Specific
5	Auxiliary Emission Controls
0	Air Conditioning (A/C) Clutch Feedback Circuit High Voltage
9	A/C System High Pressure High Temperature

While fuel economy was increased, acceleration was seriously compromised, and the loss of engine vacuum led to a dangerous loss of braking assist when the U1509 Opel Insignia Ii code system was in four-cylinder mode. In addition to these issues, while the company proposed a hydraulically controlled system that could be switched from within the car, the version they implemented had to be manually changed in the engine compartment using hand tools.