Spec & OE references — Direct-fit multi-use service relay with OE footprint and blue housing; item dims approx. 2.1×1.6×1.3 in; OE refs: 25230-0B000, 25230-C9970; superseded by 25230-C9980; match by part number/VIN before purchase.
Install & function — Plug-in replacement; installs in the engine compartment relay/fuse box (under a plastic cover near the strut/shock tower on many models) or the interior relay box. Circuits using this relay include ignition/A-C/power window depending on vehicle—verify slot by service diagram. Complementary relays often used alongside: 25230-C9980 (supersession), 25230-79981 (A/C or EGI), 25230-7995A (radiator fan), 25230-79917 (tow/fuel/aux).
Compatible with Nissan 240SX — Compatible with Nissan 240SX 1989 Engine Compartment Relay Box Relay; Compatible with Nissan 240SX 1990 Engine Compartment Relay Box Relay; Compatible with Nissan 240SX 1991 Engine Compartment Relay Box Relay; Compatible with Nissan 240SX 1992 Engine Compartment Relay Box Relay; Compatible with Nissan 240SX 1993 Engine Compartment Relay Box Relay; Compatible with Nissan 240SX 1994 Engine Compartment Relay Box Relay.
Multi-Use Service Relay – 25230-0B000 / 25230-C9970 (Replaces 25230-C9980)Direct-fit footprint: Plug-in multi-use relay with blue housing and OE connector layout. Approx. item dimensions: 2.1 × 1.6 × 1.3 in.
Where it fits: Installs in the engine compartment relay/fuse box (under a plastic cover near the strut/shock tower on many vehicles) or the interior relay box; exact slot depends on model/trim.
What it controls: On applicable vehicles this relay is used by ignition, A/C or blower, power window or other body/engine circuits (verify by VIN/service diagram for your vehicle).
OE references: 25230-0B000, 25230-C9970 (superseded by 25230-C9980). Use these numbers and your VIN to confirm fit.
Typical compatible vehicles (examples): Compatible with Nissan 200SX (1984–1988), 240SX (1989–1994), 300ZX (1984–1996), Maxima (1985–1994), Pathfinder (1987–1995), Quest (1993–1996), Axxess (1989–1993); Compatible with Infiniti G20 (1991–1996), J30 (1993–1997), M30 (1990–1992), Q45 (1990–1996).
Helpful companions: Depending on vehicle, related relays include 25230-C9980 (supersession), 25230-79981 (A/C or EGI), 25230-7995A (radiator fan), 25230-79917 (tow/fuel/aux). These are complementary parts that may be used in other slots and are not replacements for this listing.
Fitment note: Always confirm by matching the OE part number and checking your vehicle diagram. Brand names are used only to indicate compatibility.