B208B Porsche 911 Type 997 OBD Code

OBD/2 B208B 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.

At this point we are assuming that the fuses and relays are good. You will need to locate the PCM/TCM and the power input signal circuit using your vehicle information source. Unplug the connector from the PCM/TCM, place the ignition switch in the ON position, and probe the appropriate circuit with the positive test lead of the DVOM.

B208B Porsche 911 Type 997 Error Code Repair Process :

The rule of B208B code when it comes to emissions-related vehicle repair is that any modification that changes the vehicle from a certified configuration to a non-certified configuration is considered tampering: this applies to both vehicle owners and repair facilities and is, therefore, a Federal offense. Replacing a catalyst with a straight pipe is one traditional example of heater blower relay circuit failure. Likewise, overriding the OBD B208B error in system through the use of high-tech defeat devices or non-certified computer chips, for example, would also be considered tampering. The OBD system may, however, be repaired back to its original certified configuration with certified performance chips or appropriate aftermarket parts.

Difficulty Level (Easy)

Repair Time (20 Min.)

Cost Prediction : $ 60-110

Common Causes of Porsche 911 Type 997 B208B OBD2 Code

A common cause of code B208B is the failure of Heater Blower Relay Circuit Failure, but there are several other possible causes as well, such as ;

• 1Camshaft Position Sensor circuit poor electrical connection
• Faulty oil control valve (OCV)
• Faulty select solenoid
• Variable Camshaft Timing solenoid stuck open

B208B 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.

B208B code for other Porsche cars

You can view according B208B DTC for your car model. We selected several models to see obd2 solutions click and view it.

• B208B Porsche 1300
• B208B Porsche 3400
• B208B Porsche 356
• B208B Porsche 550
• B208B Porsche 718
• B208B Porsche 804
• B208B Porsche 901
• B208B Porsche 904
• B208B Porsche 906
• B208B Porsche 907
• B208B Porsche 908
• B208B Porsche 910
• B208B Porsche 911
• B208B Porsche 911 Type 991
• B208B Porsche 911 Type 996
• B208B Porsche 912
• B208B Porsche 914
• B208B Porsche 917
• B208B Porsche 924
• B208B Porsche 928
• B208B Porsche 930
• B208B Porsche 931
• B208B Porsche 935
• B208B Porsche 936
• B208B Porsche 937
• B208B Porsche 944
• B208B Porsche 959
• B208B Porsche 962
• B208B Porsche 964
• B208B Porsche 965
• B208B Porsche 968
• B208B Porsche 986
• B208B Porsche 993
• B208B Porsche 996
• B208B Porsche Boxster
• B208B Porsche Boxster Type 981
• B208B Porsche Boxster Type 986
• B208B Porsche Boxster Type 987
• B208B Porsche Carrera Gt
• B208B Porsche Cayenne
• B208B Porsche Cayenne Type 92a
• B208B Porsche Cayenne Type 9pa
• B208B Porsche Cayman
• B208B Porsche Cayman Type 718
• B208B Porsche Cayman Type 981
• B208B Porsche Cayman Type 987
• B208B Porsche Coupe
• B208B Porsche Dp
• B208B Porsche Gt
• B208B Porsche Gt2
• B208B Porsche Gt3
• B208B Porsche Karisma
• B208B Porsche Kremer
• B208B Porsche Macan Type 95b
• B208B Porsche Mega
• B208B Porsche Panamera Type 970
• B208B Porsche Panamericana
• B208B Porsche Rsk
• B208B Porsche Tapiro

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