B3403 Fiat Doblo OBD Code

OBD/2 B3403 error code description and symptoms.

The Transmission Range Sensor (also referred to as the PRNDL input an/or neutral safety switch) tells the transmission control module (TCM) an the engine control module (PCM) that the transmission is in park, reverse, neutral, drive, low, 2nd, 3rd etc. It is attached directly to the manual valve of transmission, so when the shift lever is moved from park to drive, the Transmission Range Sensor communicates this critical information to the above mentioned vehicle control module systems.

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.

B3403 Fiat Doblo Error Code Repair Process :

If your a/c cycling period too short check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system B3403 and engine control unit are in charge of monitoring a bunch of different a/c cycling period too short, and if they get a reading that's a little out of whack, up pops the check engine light.

Difficulty Level (Expert)
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Repair Time (60 Min.)
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Cost Prediction : $ 80-120

Common Causes of Fiat Doblo B3403 OBD2 Code

A common cause of code B3403 is the failure of A/C Cycling Period Too Short, but there are several other possible causes as well, such as ;
Wrench Tool B3403 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.

B3403 code for other Fiat cars

You can view according B3403 DTC for your car model. We selected several models to see obd2 solutions click and view it.

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

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