Source-backed diagnostic reference

P1702 EV diagnostic code

Transmission system problems

Reference status: This page preserves source-backed code definitions for discovery. Manufacturer/model applicability, repair steps and safety conclusions are not treated as verified unless a manufacturer-specific verified report is available.

Reference definitions

FORD: Transmission system problems Source
LINCOLN: Transmission System Problems Source
MAZDA: Transmission Range Sensor Circuit Intermittent Source
MERCURY: Transmission system problems Source
OTHER: TRS Circuit Intermittent Malfunction Source
SUBARU: Auto Trans Diagnosis Input Signal Circuit Source

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