B1598 Nissan Az-1 OBD Code

OBD/2 B1598 error code description and symptoms.

The issue covered by the bulletin involves a power steering noise/whine or fluid leak from the power steering pump, gear or high pressure side power steering hose during extreme low outdoor temperature operation.

One example of this would be when an automatic vehicle in placed in gear. To prevent the added drag from the torque converter and transmission from reducing the idling speed, the PCM will command the idle control valve to allow more air to enter the engine, while at the same time, adjusting the injector pulse width to inject more fuel to suit the increased amount of air. Note that the idle air control valve is closed by the PCM when the throttle plate is opened to prevent excess air from entering the engine.

B1598 Nissan Az-1 Error Code Repair Process :

OBD B1598 code and tailpipe testing are two different approaches to identify vehicles in need of repair. The OBD system looks for broken or malfunctioning emissions control components and b1598 drivers seat seatback autoglide rearward switch circuit short to ground, while tailpipe tests sample a vehicle's exhaust to see if it is above or below certain prescribed limits. Given the robust nature of today's emissions control components, it is entirely possible for an individual component to B1598 malfunction without leading to an immediate increase in emissions at the tailpipe. In such cases, other components (like the catalyst) can temporarily compensate for the part that is broken however, these other components can only do double duty for so long before they, too, begin to malfunction. In addition, OBD also monitors for B1598 and other malfunctions in the fuel system problems that traditional tailpipe tests were not designed to identify. Most state and local areas also include a gas cap pressure test as part of an emission inspection.

Common Causes of Nissan Az-1 B1598 OBD2 Code

A common cause of code B1598 is the failure of B1598 Drivers Seat Seatback Autoglide Rearward Switch Circuit Short to Ground, but there are several other possible causes as well, such as ;

Exhaust gas leaks
Engine Control Module (ECM)
Faulty Fuel injector
Damaged VCT phaser

B1598 is a kind of Body Trouble Code

Auto body problems aren't always easy to spot. Diagnosing auto body problems sometimes requires a little know-how. In this section you'll find articles dedicated to teaching you how to diagnose auto body problems.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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B1598 Nissan Az-1 OBD Code

B1598 Nissan Az-1 Error Code Repair Process :

Common Causes of Nissan Az-1 B1598 OBD2 Code

B1598 code for other Nissan cars