P1489 Hyundai Grandeur DTC Code

Hyundai Grandeur Engine Specifications:

Engine Type :	Single Cylinder Engine
Cylinder Type :	Opposed Cylinder Engine
Engine Air Intake Process :	Naturally Aspirated

Your Hyundai Grandeur engine control system detects a problem, the computer stores the diagnostic trouble code P1489 in its memory. To figure out what is wrong with your vehicle you must first extract the P1489 DTC For Hyundai Grandeur.

On 1999 and later P1489 Hyundai Grandeur 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.

P1489 Hyundai Grandeur DTC Meaning

P	Powertrain Code - Problem is related engine, transmission and emissions systems.
1	MFG - Manufacturer Specific
4	Fuel And Air Metering (Injector Circuit Malfunctions Only)
8	Crankshaft Position Sensor Circuit Performance
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 P1489 Hyundai Grandeur 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.