B1391 Ferrari 126 OBD Code

OBD/2 B1391 error code description and symptoms.

Intake Manifold Runner Control Malfunction (Stuck Open) The IMRC system is monitored for failure during continuous, key ON engine OFF or key ON engine running self-test. The test fails when the signal on the monitor pin is less than an expected calibrated range at closed throttle. IMRC monitor signal circuit shorted to PWR GND or SIG RTN Damaged IMRC actuator Damaged PCM An IMRCM PID reading approximately near 1 volt at closed throttle may indicate a fault.

To check for an open circuit, trace along the length of the transmission control circuit, checking for breaks in the wiring. Repair any broken wiring and make sure all connectors are fully seated and locked.Pay close attention to connectors, looking for corrosion, bent or broken pins, or moisture in the connector. Repair any connector issues even if they are not specifically part of the transmission control circuit as they may serve a function in providing power to the transmission control circuit.

B1391 Ferrari 126 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine B1391 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 b1391 oil level switch circuit failure 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 b1391 oil level switch circuit failure.

Common Causes of Ferrari 126 B1391 OBD2 Code

A common cause of code B1391 is the failure of B1391 Oil Level Switch Circuit Failure, but there are several other possible causes as well, such as ;

1Camshaft Position Sensor circuit poor electrical connection
Camshaft Position Sensor harness is open or shorted
Intake Valve Timing Control Solenoid Valve harness is open or shorted
Air fuel ratio (A/F) Sensor 1 Bank 1 harness is open or shorted

B1391 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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B1391 Ferrari 126 OBD Code

B1391 Ferrari 126 Error Code Repair Process :

Common Causes of Ferrari 126 B1391 OBD2 Code

B1391 code for other Ferrari cars