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P1129 Diagnostic Trouble Code Discussion for January 2009

Closed Loop Fueling Not Achieved (Bank 2)

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Trouble Ticket Help Requests for DTC P1129
Help Request Posted
1998 Honda CR-V EX 2.0L MIL Lamp on VIN: JHLRD1867W
P1129: MAP Sensor Value Higher Than Expected. ... mil on. The codes were p0108 & p1129 which are both map sensor voltage too high codes. We had previously replaced the map but did so again. These were aftermarket parts but both read the same. The map sensor reads no lower than 16 hg at idle and goes q...
January 20, 2009