The vehicle may feel less stable during sharp turns or on slippery surfaces because the stability system is disabled.
A vehicle with a P1827 code may exhibit a range of drivability issues. Because the computer does not know which gear is selected, it may enter a fail-safe mode to protect the transmission. P1827 Suzuki Swift
Transmission Range Switch – No Valid Signal / Invalid Range The vehicle may feel less stable during sharp
The transmission wiring harness on the Suzuki Swift runs near the exhaust manifold and hot engine block. Heat can cause the insulation to crack. Rodents also love the soy-based wiring in some Swifts. Look for chafed wires at the transmission connector plug (located near the battery tray). P1827 Suzuki Swift