Intake / MAFModerate ImpactDiesel & Petrol
P0102 — Mass Air Flow (MAF) Sensor Circuit Low
MAF sensor voltage is below the minimum expected threshold.
8+
Affected Brands
12+
ECU Platforms
1
Related Services
4
Related DTCs
Symptoms
What the driver typically experiences when P0102 is stored
!Check Engine Light
iPoor acceleration
iEngine stalling
Why does P0102 appear after tuning?
Seen after MAF-off recalibrations or with high-flow intake modifications.
How proper calibration can address P0102
WEREMAP MAF calibrations include proper voltage range adjustments for the specific ECU and intake configuration.
Related Diagnostic Codes
Codes from the same diagnostic system as P0102
Affected ECU Platforms
Bosch ME7.5Bosch EDC17CP14Delco E78Transtron 4Jxxkeihin keihinBosch EDC17CP42Bosch MEVD17.2.4Bosch MED9.1.5Bosch EDC16U34Bosch MED9.1Motorola/Cummins .Siemens/Continental MSS60
Commonly Affected Vehicles
IsuzuNPRTranstron 4Jxx
HondaCivickeihin keihin
LandroverEvoqueBosch EDC17CP42
BMW3 Serie - SedanBosch MEVD17.2.4
AudiA5Bosch EDC17CP14
OpelAstraDelco E78
Hino500
VWGolfBosch EDC17CP14
Based on data from 8+ vehicle brands. P0102 is not limited to these models.
Frequently Asked Questions
What does P0102 mean?â–¼
MAF sensor voltage is below the minimum expected threshold.
Why does P0102 appear after ECU tuning?â–¼
Seen after MAF-off recalibrations or with high-flow intake modifications.
How do you prevent P0102 during remapping?â–¼
WEREMAP MAF calibrations include proper voltage range adjustments for the specific ECU and intake configuration.
Which vehicles are affected by P0102?â–¼
P0102 is commonly found on Isuzu, Honda, Landrover, BMW, Audi, Opel vehicles equipped with Bosch ME7.5, Bosch EDC17CP14, Delco E78, Transtron 4Jxx ECU platforms.
What other codes appear alongside P0102?â–¼
P0102 frequently appears together with P0107, P0238, P0101, P0106. These related codes typically originate from the same system modification and should be addressed together in the calibration.
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