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P0102 Diagnostic Trouble Code Discussion for June 2010

Mass Airflow Sensor Circuit Low Voltage


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Trouble Ticket Help Requests for DTC P0102
Help Request Posted
2004 Hyundai Elantra GLS 2.0L Hesitation, Flat spot VIN: KMHDN46D04
P0102: Mass Airflow Or Volume Airflow Sensor Circuit Low Input. Hello Hyundai Techs, We have a 2004 Elantra which hesitates on slight acceleration at slow speeds. I guess you can call it a "flat spot". The vehicle will suddenly accelerate as the throttle is applied. While scoping the MAF the signal went low as the ...
June 02, 2010
2000 Land Rover Discovery Series II 4.0L MIL Lamp on VIN: SALTY1248Y
P0102: maf ckt low input. hello all. this hair pulling headach is not coroperating at all. it came in with blowen head gaskets. i serficed the heads, checked the block and did a valve job. after the repair the code 1171 and 1174 come up so i installed new o2 sensors. a couple days go b...
June 15, 2010
1998 Mazda 626 DX 2.0L Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: 1YVGF22C4W
P0102: Mass Airflow Sensor Circuit Low Input. I bought car with a bad transmission after I replaced tranny was the first time I drove car so I don't know any history The air flow stays at 1.57 grams a sec sometimes on test drive the g/sec will go above 3. voltage at computer on red/green wire is same as a...
June 20, 2010
2000 Land Rover Discovery Series II 4.0L MIL Lamp on VIN: SALTY1248Y
P0102: maf ckt low input. hello all. this hair pulling headach is not coroperating at all. it came in with blowen head gaskets. i serficed the heads, checked the block and did a valve job. after the repair the code 1171 and 1174 come up so i installed new o2 sensors. a couple days go b...
June 21, 2010
2004 Hyundai Elantra GLS 2.0L Hesitation, Flat spot VIN: KMHDN46D04
P0102: Mass Airflow Or Volume Airflow Sensor Circuit Low Input. Hello Hyundai Techs, We have a 2004 Elantra which hesitates on slight acceleration at slow speeds. I guess you can call it a "flat spot". The vehicle will suddenly accelerate as the throttle is applied. While scoping the MAF the signal went low as the ...
June 02, 2010
2000 Land Rover Discovery Series II 4.0L MIL Lamp on VIN: SALTY1248Y
P0102: maf ckt low input. hello all. this hair pulling headach is not coroperating at all. it came in with blowen head gaskets. i serficed the heads, checked the block and did a valve job. after the repair the code 1171 and 1174 come up so i installed new o2 sensors. a couple days go b...
June 15, 2010
1998 Mazda 626 DX 2.0L Hesitation, Surge, Cuts out, Stall, MIL Lamp on VIN: 1YVGF22C4W
P0102: Mass Airflow Sensor Circuit Low Input. I bought car with a bad transmission after I replaced tranny was the first time I drove car so I don't know any history The air flow stays at 1.57 grams a sec sometimes on test drive the g/sec will go above 3. voltage at computer on red/green wire is same as a...
June 20, 2010
2000 Land Rover Discovery Series II 4.0L MIL Lamp on VIN: SALTY1248Y
P0102: maf ckt low input. hello all. this hair pulling headach is not coroperating at all. it came in with blowen head gaskets. i serficed the heads, checked the block and did a valve job. after the repair the code 1171 and 1174 come up so i installed new o2 sensors. a couple days go b...
June 21, 2010