P026D Oldsmobile 4 4 2 DTC Code

Oldsmobile 4 4 2 Engine Specifications:

Engine Type :	Multi-Cylinder Engine
Cylinder Type :	V-Type Engine
Engine Air Intake Process :	Supercharged Engine

Your Oldsmobile 4 4 2 engine control system detects a problem, the computer stores the diagnostic trouble code P026D in its memory. To figure out what is wrong with your vehicle you must first extract the P026D DTC For Oldsmobile 4 4 2.

On 1999 and later P026D Oldsmobile 4 4 2 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.

P026D Oldsmobile 4 4 2 DTC Meaning

P	Powertrain Code - Problem is related engine, transmission and emissions systems.
0	SAE - Generic
2	Computer And Auxiliary Outputs
6	Vehicle Speed Output Circuit
D	TFP Valve Position Switch-Drive Without Drive Ratio

The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. P026D Oldsmobile 4 4 2 code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired.