Help keep your BMW's starting circuit working as intended with this Standard Ignition switch, the Neutral Safety Switch NS-487. It is designed to let the starter engage only when the transmission is in Park or Neutral. It is a direct-fit replacement for the listed applications and fits many BMW models, among them the 2003 BMW 325I, 2003 BMW 325XI and 2003-2005 BMW Z4; see the Buyer's Guide tab for the full list.
Signs this part may need replacing include an engine that won't crank in Park or Neutral, a starter that engages only after the shifter is moved, or an engine that cranks with the transmission in gear. Wiring, the starter relay or the ignition switch can cause similar symptoms, so diagnose the starting circuit before replacing parts.
Interchange: 24101423378 · 24107507818 · 24111421506 · S41246 · RB4005 · NS6705
This part cross-references / interchanges with the following part numbers:
What does a neutral safety switch do?
It is designed to let the starter engage only when the transmission is in Park or Neutral. This helps prevent the engine from cranking while the vehicle is in gear.
Which vehicles does the NS-487 fit?
It is listed for the 2003 BMW 325I, 2003 BMW 325XI, 2003-2005 BMW Z4 and many other BMW models. See the Buyer's Guide tab for the full list.
What are signs of a failing neutral safety switch?
Signs include no crank in Park or Neutral, cranking in only one of those positions, or cranking in gear. Other starting-circuit faults can cause similar symptoms, so diagnose the circuit first.
How is this switch tested?
Standard Ignition states that its parts are 100% tested to verify both mechanical and electrical switching performance.
Which part numbers does the NS-487 interchange with?
It interchanges with 24101423378, 24107507818, 24111421506, S41246, RB4005 and NS6705.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
