C0870 Porsche Boxster Type 987 OBD Code

OBD/2 C0870 error code description and symptoms.

HO2S Sensor Circuit Malfunction (HO2S-11) During testing the HO2S Heaters are checked for opens/shorts and excessive current draw.
The test fails when current draw exceeds a calibrated limit and/or an open or short is detected. Short to VPWR in harness or HO2S. Water in harness connector. Open VPWR circuit. Open GND circuit. Low battery voltage. Corrosion or poor mating terminals and wiring Damaged HO2S heater. Damaged PCM.

One example of this would be when an automatic vehicle in placed in gear. To prevent the added drag from the torque converter and transmission from reducing the idling speed, the PCM will command the idle control valve to allow more air to enter the engine, while at the same time, adjusting the injector pulse width to inject more fuel to suit the increased amount of air. Note that the idle air control valve is closed by the PCM when the throttle plate is opened to prevent excess air from entering the engine.

C0870 Porsche Boxster Type 987 Error Code Repair Process :

If your speed control actuator assembly cable release failure 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 C0870 and engine control unit are in charge of monitoring a bunch of different speed control actuator assembly cable release failure, and if they get a reading that's a little out of whack, up pops the check engine light.

Difficulty Level (Expert)

Repair Time (35 Min.)

Cost Prediction : $ 40-75

Common Causes of Porsche Boxster Type 987 C0870 OBD2 Code

A common cause of code C0870 is the failure of Speed Control Actuator Assembly Cable Release Failure, but there are several other possible causes as well, such as ;

• Exhaust tube
• Damaged ECM
• Air fuel ratio (A/F) Sensor 1 Bank 1 harness is open or shorted
• Intake air leaks

C0870 is a kind of Chassis Trouble Code Diagnosing chassis noises can be one of the most frustrating problems technicians face. Fortunately, manufacturers have engineered noise, vibration and harshness (NVH) diagnostic techniques and equipment to find the source of the noise.

C0870 code for other Porsche cars

You can view according C0870 DTC for your car model. We selected several models to see obd2 solutions click and view it.

• C0870 Porsche 1300
• C0870 Porsche 3400
• C0870 Porsche 356
• C0870 Porsche 550
• C0870 Porsche 718
• C0870 Porsche 804
• C0870 Porsche 901
• C0870 Porsche 904
• C0870 Porsche 906
• C0870 Porsche 907
• C0870 Porsche 908
• C0870 Porsche 910
• C0870 Porsche 911
• C0870 Porsche 911 Type 991
• C0870 Porsche 911 Type 996
• C0870 Porsche 911 Type 997
• C0870 Porsche 912
• C0870 Porsche 914
• C0870 Porsche 917
• C0870 Porsche 924
• C0870 Porsche 928
• C0870 Porsche 930
• C0870 Porsche 931
• C0870 Porsche 935
• C0870 Porsche 936
• C0870 Porsche 937
• C0870 Porsche 944
• C0870 Porsche 959
• C0870 Porsche 962
• C0870 Porsche 964
• C0870 Porsche 965
• C0870 Porsche 968
• C0870 Porsche 986
• C0870 Porsche 993
• C0870 Porsche 996
• C0870 Porsche Boxster
• C0870 Porsche Boxster Type 981
• C0870 Porsche Boxster Type 986
• C0870 Porsche Carrera Gt
• C0870 Porsche Cayenne
• C0870 Porsche Cayenne Type 92a
• C0870 Porsche Cayenne Type 9pa
• C0870 Porsche Cayman
• C0870 Porsche Cayman Type 718
• C0870 Porsche Cayman Type 981
• C0870 Porsche Cayman Type 987
• C0870 Porsche Coupe
• C0870 Porsche Dp
• C0870 Porsche Gt
• C0870 Porsche Gt2
• C0870 Porsche Gt3
• C0870 Porsche Karisma
• C0870 Porsche Kremer
• C0870 Porsche Macan Type 95b
• C0870 Porsche Mega
• C0870 Porsche Panamera Type 970
• C0870 Porsche Panamericana
• C0870 Porsche Rsk
• C0870 Porsche Tapiro

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