P0702Lexus NxYears: 1996 - 2026
Transmission Control System Electrical
Reviewed by ASE Certified Technician
What does this mean?
Code P0702 indicates a problem with the transmission range sensor circuit. This sensor tells the PCM/TCM which gear the driver has selected.
Disclaimer: This diagnostic code is part of the standard OBD2 system and can apply to Lexus Nx models manufactured from 1996 to 2026. However, please note that the presence of this specific code depends on your vehicle's exact engine configuration, options, and production year.
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Common Causes
Faulty transmission shift solenoid
Damaged, chafed, or broken wiring harness
Corroded or loose electrical connector
Low, dirty, or burnt transmission fluid
Symptoms to Watch For
- Check Engine Light is illuminated
- Hard or harsh gear shifting
- Transmission stuck in one gear
- Engine cranks but won't start
- Delayed gear engagement