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Author Topic: HELP - 16485 - Mass Air Flow Sensor (G70)  (Read 2330 times)

Offline hugh

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HELP - 16485 - Mass Air Flow Sensor (G70)
« on: October 07, 2014, 04:44:33 pm »
Recently had emissions garage light appear, only modification prior to light was induction kit, so removed induction kit and put standard airbox back but still has the light. Changed maf for known working one but still the same. Checked all intake pipes are tight and air filter is new as well. No power loss, excess smoke or any sign to show a problem. Car is a pd140 with stage 1 revo, egr delete has been done but the light was turned off with map. Vcds shows as below

16485 - Mass Air Flow Sensor (G70)
            P0101 - 000 - Implausible Signal
             Freeze Frame:
                    RPM: 1512 /min
                    Torque: 0.0 Nm
                    Speed: 52.0 km/h
                    Temperature: 10.8°C
                    Absolute Pres.: 938.4 mbar
                    Mass Flow: 112.36 g/s
                    (no units): 0.78
                    Temperature: 84.6°C

Any ideas??

Offline hugh

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Re: HELP - 16485 - Mass Air Flow Sensor (G70)
« Reply #1 on: October 13, 2014, 05:52:55 pm »
Update to this guys;

after removing intercooler pipes and cleaning everything and finding no fault, turned out to be the pipe between maf and pipe above the egr cooler had a hole in the underside, sealed up temporarily until it is replaced and works fine, no more error :)