DTC code

P1129: MAP Sensor Signal Higher Than Expected

Vehicle-specific published guides for this diagnostic trouble code.

MAP Sensor Signal Higher Than Expected

The ECM/PCM may be seeing a MAP sensor signal that is higher than expected for current engine operation.

Article vehicle: 2010-2015 Honda Civic 1.8 Gas

P1129 may mean the ECM/PCM is seeing a manifold absolute pressure signal that is higher than expected for the operating condition.

Article vehicle: 2010-2017 Honda Accord 2.4 Gas

P1129 may indicate that the ECM/PCM is seeing a MAP sensor signal higher than expected for the current operating condition.

Article vehicle: 2010-2016 Honda Cr V 2.4 Gas