Possible causes

– Low coast brake solenoid valve harness is open or shorted
– Low coast brake solenoid valve circuit poor electrical connection
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Fault low coast brake solenoid valve
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Faulty Automatic Transmission Fluid (ATF) pressure switch 2

When is the code detected?

Diagnostic Trouble Code (DTC) P1730 is detected when Transmission Control Module (TCM) does not receive the proper voltage signal from the sensor and switch.

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)