P0102 Demystified Your Guide to Airflow Sensor Diagnostics

It means “Mass Air Flow (MAF) Circuit Low.” The code is set when the ECM/PCM perceives a problem with the mass airflow (MAF) sensor's performance. P0102 · P0135 · P0299 · P0301 · P0401 · P0430 · P0087 · P0101 · P0141 · P0174 · P0302 · P0303 · P0304 · P0441 · P0442 · P0700 · P0014 · P0031 · P0106 · P0118 ... P0102 - Mass or Volume Air Flow “A” Circuit Low - OBD2 Trouble code: ✓ Meaning ✓ Causes ✓ Symptoms ✓ Diagnostics ✓ Repair guides ✓ Repair costs ➤ Keep your ... P0102 is "Mass Airflow (MAF) Circuit Low Voltage Input" You've already replaced the sensor and that didn't fix the issue. Check for open circuit or short circuit to ground between mass airflow sensor connector A-05 (terminal No. 3) and ECM connector B-109 (terminal No. 87). DTC Code P0102 indicates a Mass or Volume Air Flow Circuit Low Input for Volkswagen vehicles. This code is triggered when the Engine Control Module (ECM) ... Code P0102 indicates that the engine control module or powertrain control module has detected low voltage in the mass air flow (MAF) sensor. The P0102 fault code indicates that something is wrong with your MAF sensor. To properly diagnose the MAF sensor, you'll need to know what ... P0102 Code: Cracking the Code of Low Input in Mass Air Flow Sensor Circuit · Comments. A code P0102 may mean that one or more of the following has happened: The MAF may be disconnected, or a wiring connection may be bad. The MAF may be dirty or ...