U3418 Porsche 944 OBD Code

OBD/2 U3418 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.

U3418 Porsche 944 Error Code Repair Process :

If your alternator load input failed high 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 U3418 and engine control unit are in charge of monitoring a bunch of different alternator load input failed high, and if they get a reading that's a little out of whack, up pops the check engine light.

Difficulty Level (Soso)

Repair Time (50 Min.)

Cost Prediction : $ 40-75

Common Causes of Porsche 944 U3418 OBD2 Code

A common cause of code U3418 is the failure of Alternator Load Input Failed High, but there are several other possible causes as well, such as ;

• 1Camshaft Position Sensor circuit poor electrical connection
• Air fuel ratio (A/F) Sensor 1 Bank 1 harness is open or shorted
• Fuel tank leaking
• Faulty oil control valve (OCV)

U3418 is a kind of Network Trouble Code U-code indicates that engine communication errors and shows lost communication with engine parts.U-Codes are fairly straight forward, given all of the articles and technical publications that have been written regarding these problematic codes. In most cases, it just comes down to identifying the module that isn't communicating with the other modules on the CAN bus line for whatever reason.

U3418 code for other Porsche cars

You can view according U3418 DTC for your car model. We selected several models to see obd2 solutions click and view it.

• U3418 Porsche 1300
• U3418 Porsche 3400
• U3418 Porsche 356
• U3418 Porsche 550
• U3418 Porsche 718
• U3418 Porsche 804
• U3418 Porsche 901
• U3418 Porsche 904
• U3418 Porsche 906
• U3418 Porsche 907
• U3418 Porsche 908
• U3418 Porsche 910
• U3418 Porsche 911
• U3418 Porsche 911 Type 991
• U3418 Porsche 911 Type 996
• U3418 Porsche 911 Type 997
• U3418 Porsche 912
• U3418 Porsche 914
• U3418 Porsche 917
• U3418 Porsche 924
• U3418 Porsche 928
• U3418 Porsche 930
• U3418 Porsche 931
• U3418 Porsche 935
• U3418 Porsche 936
• U3418 Porsche 937
• U3418 Porsche 959
• U3418 Porsche 962
• U3418 Porsche 964
• U3418 Porsche 965
• U3418 Porsche 968
• U3418 Porsche 986
• U3418 Porsche 993
• U3418 Porsche 996
• U3418 Porsche Boxster
• U3418 Porsche Boxster Type 981
• U3418 Porsche Boxster Type 986
• U3418 Porsche Boxster Type 987
• U3418 Porsche Carrera Gt
• U3418 Porsche Cayenne
• U3418 Porsche Cayenne Type 92a
• U3418 Porsche Cayenne Type 9pa
• U3418 Porsche Cayman
• U3418 Porsche Cayman Type 718
• U3418 Porsche Cayman Type 981
• U3418 Porsche Cayman Type 987
• U3418 Porsche Coupe
• U3418 Porsche Dp
• U3418 Porsche Gt
• U3418 Porsche Gt2
• U3418 Porsche Gt3
• U3418 Porsche Karisma
• U3418 Porsche Kremer
• U3418 Porsche Macan Type 95b
• U3418 Porsche Mega
• U3418 Porsche Panamera Type 970
• U3418 Porsche Panamericana
• U3418 Porsche Rsk
• U3418 Porsche Tapiro

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

About Us | Contact | Privacy

Copyright 2017 © All rights reserved