B0490 Innocenti J4 OBD Code

OBD/2 B0490 error code description and symptoms.

Output Shaft Speed sensor circuit intermittent failure The output shaft speed sensor signal to the PCM is irregular or interrupted.
Harness connector not properly seated Harness intermittently shorted, or open Harness connector damaged OSS sensor damaged, or not installed properly Verify harness and connector integrity Verify OSS sensor proper installation.

On some transmissions, such as automated manual transmissions or automatic transmissions with manual mode, the GSP switch lets the TCM know whether or not the driver has selected automatic or manual function. On manual transmissions, the GSP switch informs the TCM which gear the driver is selecting, and may function as a neutral safety switch, depending on system design. The TCM also uses the gate select position switch to monitor transmission operation. For example, if the driver selects manual mode and selects 3rd gear on an automatic transmission, the TCM may monitor speed sensors to detect clutch and brake slippage.

B0490 Innocenti J4 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine B0490 light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If voltage external so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the voltage external.

Difficulty Level (Expert)

Repair Time (60 Min.)

Cost Prediction : $ 75-90

Common Causes of Innocenti J4 B0490 OBD2 Code

A common cause of code B0490 is the failure of Voltage External, but there are several other possible causes as well, such as ;

• Camshaft Position Sensor harness is open or shorted
• Faulty Mass Air Flow (MAF) sensor
• Fuel injector leaks
• Oil flow restriction in the oil passages or the VCT valve body

B0490 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.

B0490 code for other Innocenti cars

You can view according B0490 DTC for your car model. We selected several models to see obd2 solutions click and view it.

• B0490 Innocenti 1100
• B0490 Innocenti 186
• B0490 Innocenti 650
• B0490 Innocenti 950
• B0490 Innocenti 990
• B0490 Innocenti A40
• B0490 Innocenti C
• B0490 Innocenti Elba
• B0490 Innocenti Im3
• B0490 Innocenti Koral
• B0490 Innocenti Mille
• B0490 Innocenti Mini
• B0490 Innocenti Small
• B0490 Innocenti Turbo

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

About Us | Contact | Privacy

Copyright 2017 © All rights reserved