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DTC codes / P07xx · Transmission / P07B1

P07B1Transmission Friction Element H Stuck On

P07B1 indicates that the transmission control module (TCM) has detected a friction element—specifically element H—remaining applied when it should be released, based on speed sensor and pressure switch inputs. The TCM commands the element off but sees no change in the monitored parameters, confirming a stuck-on condition.

SystemPowertrain
Code typeGeneric (all makes)
SeverityHigh
Fix difficultyProfessional
AreaTransmission
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