DTC P0731-00: Gear 1 Incorrect Ratio: General Description

The transmission Input Speed Sensor (ISS) value must be equal to Output Speed Sensor (OSS) value times the transmission current gear position the operation value equal TCM operation value. For example OSS value is 1000 RPM and 1st speed gear ratio is 4.8, then ISS value must be 4800 RPM.

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