Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
The P0730 code, is for Nissan vehicles with CVT transmission. Start by inspecting the transmission fluid level and condition, and change fluid if necessary. If the problem persists, you should contact your Nissan dealer for more information.
To diagnose the P0730 Nissan code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.
The TCM has detected that the transmission is trying to mechanically shift to a lower gear than intended
Transmission Control Module (TCM) selects the gear ratio using the engine load (throttle position), the primary pulley revolution speed, and the secondary pulley revolution speed as input signal. Then it changes the operating pressure of the primary pulley and the secondary pulley and changes the groove width of the pulley.
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