P1490 DTC For Nissan Hypermini

Nissan Hypermini Engine Specifications:
Engine Type :Single Cylinder Engine
Cylinder Type :Opposed Cylinder Engine
Engine Air Intake Process :Supercharged Engine

Your Nissan Hypermini engine control system detects a problem, the computer stores the diagnostic trouble code P1490 in its memory. To figure out what is wrong with your vehicle you must first extract the P1490 DTC For Nissan Hypermini.

To solve P1490 Nissan Hypermini problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs

P1490 Nissan Hypermini 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)
9 TP Sensor Learn Not Complete
0 Transmission Engaged At High Throttle Angle

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 P1490 Nissan Hypermini 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.

P148F DTC (Previous DTC Code) ( Next DTC Code ) P1491 DTC
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The listed Nissan models will give information about P1490 DTC.