C2237 Trouble Code

OBD/2 C2237 error code description and symptoms.

Mass Air Flow (MAF) Sensor Intermittent The MAF sensor circuit is monitored by the PCM for sudden voltage (or air flow) input change through the comprehensive component monitor (CCM). If during the last 40 warm-up cycles in key ON engine running the PCM detects a voltage (or air flow) change beyond the minimum or maximum calibrated limit, a continuous memory diagnostic trouble code (DTC) is stored.

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.

Difficulty Level (Soso)
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Repair Time (50 Min.)
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Cost Prediction : $ 90-120

C2237 Error Code Repair Process :

The scent may C2237 signal oil or coolant leaking from their normally closed-loop systems, or it may indicate dangerous exhaust gases invading your car's interior. Car and truck exhaust contains toxic gases such C2237, so if the inside of your car iat - b circuit malfunction/ exhaust gas recirculation closed position performance as if you were standing behind your car, get out and get it fixed. Fight the urge to take a little nap first. So sleepy. That's the carbon monoxide talking, friends. At least open a window on your way to the shop.

Wrench Tool C2237 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.

Common Causes of C2237

A common cause of code C2237 is the failure of IAT - B Circuit Malfunction/ Exhaust Gas Recirculation Closed Position Performance, but there are several other possible causes as well, such as ;

C2237 code for all cars

You can view according C2237 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C2237 Skoda Octavia +C2237 Subaru 1600 +C2237 Alfa Romeo 6C +C2237 GAZ 3110 +C2237 Daewoo Kalos
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