SKU: TUR70210A
MPN: 70210A
The Replacement Neutral Switch by Turbo Action is an essential component for manual transmission vehicles and high-performance builds where precise gear selection diagnostics are critical. This OEM-style switch monitors transmission neutral position, sending real-time data to your engine control unit to prevent unwanted fuel cuts, rev limiters, or limp-mode engagement during gear changes. Whether you're diagnosing a check engine light tied to neutral detection or rebuilding a transmission after modification, this replacement switch restores factory-accurate signal integrity to keep your powertrain management system functioning as designed.
Built to OEM specifications by Turbo Action (MPN 70210A), this neutral switch uses a sealed contact design that delivers reliable electrical continuity across the full range of transmission selector travel. The compact form factor—measuring 9.1 x 2.4 x 11.4 inches and weighing just 0.4 lbs—integrates seamlessly into existing transmission tunnel wiring harnesses without requiring bracket modifications. The switch operates on simple closed-circuit logic: when the transmission sits in neutral, the switch grounds the neutral signal wire; any gear selection breaks that circuit. This binary signal tells your PCM to engage fuel injection and ignition timing normally, preventing false lean-condition faults that plague worn or failed switches.
Mechanics and enthusiasts rebuilding carbureted-to-EFI conversions, swapping transmissions, or troubleshooting intermittent neutral-detection codes will find this switch indispensable for restoring proper shift logic. Compatibility spans most manual transmission applications that rely on neutral-safety interlocks or transmission-position feedback. Installation involves disconnecting the old switch at the transmission housing and threading the new unit into the same bore—a 15-minute job requiring only basic hand tools. Always verify your transmission model and wiring harness configuration before ordering to ensure proper fitment and connector type.
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