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P0705 Error in 2004 Ford Focus ZX5 2.3L: Causes and Fixes for Transmission Range Sensor Circuit Fault

Model: Ford Focus 2004 ZX5 Fault Code: P0705 Posted: 2017-06-21 20:03

I recently encountered a P0705 diagnostic error on my 2004 Ford Focus ZX5 2.3L, indicating a fault in the transmission range sensor circuit (PRNDL input). The check engine light is illuminated solidly, and the overdrive light is flashing intermittently. The vehicle exhibits hard shifting and sudden gear slams during driving. I recently had an alternator replaced, and the mechanic noted that the top motor mount appears slightly cracked or damaged. Could this be related to the transmission issue? What are the most common causes of P0705 in this model, and what steps should I take to diagnose and fix it?

Related fault codes
P0705
Comments (1)
Anonymous 2017-06-22 06:06

Verify the integrity of the transmission range sensor circuit and ensure the PRNDL input signal is properly connected and functioning. A damaged motor mount could contribute to transmission vibration or misalignment, potentially affecting sensor readings.