2PCS 25230-79942 ACM33221 M30 CM1a-A-12V Fits Nissan/Infiniti Relay (Ref 25230-79943) 12V Blue Micro-ISO — Engine Bay IPDM E/R or Cabin Fuse Box — A/C Compressor • Fuel Pump (Varies by Slot)

OE & Interchange: 25230-79942 (replaces 25230-79943). Blue, 4-pin micro-ISO relay for 12V systems.Where It Fits: Engine bay IPDM E/R (under-hood fuse/relay box) on most trims; on some models, instrument-panel fuse/relay block.What It Controls*: Depending on socket: A/C clutch, HVAC blower, ignition, fuel pump, HEV functions, illumination/indicator, accessory power.Typical Symptoms: Blower inoperative, A/C clutch won’t engage, intermittent no-start or no fuel-pump prime, dead accessory/lamps.Body Size (approx.): 1.6 × 1.0 × 0.5 in. Micro-form factor for tight relay blocks.Install Tips: Disconnect power, pull the old relay straight up, seat the new relay fully. Match the molded OE number on your original relay.Notes: Listing uses compatibility-based wording only; brand/model names are shown with “Compatible with”. No affiliation or sponsorship implied.*Actual function depends on the socket position assigned by the vehicle’s fuse/relay diagram.

• Specs & OE Reference 25230-79942 Relay (replaces 25230-79943); 12V DC blue plug-in relay. Compact size approx. 1.6 × 1.0 × 0.5 in. Always confirm by matching the molded OE number and pin layout before installation.
• Install & Function Commonly located in the under-hood fuse/relay box (IPDM E/R) or instrument panel fuse box (location varies by model). Listed as compressor relay / fuel pump relay on applicable catalogs—exact function depends on the relay slot label. A failed relay may cause the circuit it controls to stop working.
• Compatible with Nissan Models — 350Z / 370Z / GT-R 2003–2008 Compatible with Nissan 350Z Engine Bay Fuse/Relay Box Relay; 2009–2020 Compatible with Nissan 370Z Engine Bay Fuse/Relay Box Relay; 2009–2021, 2023–2024 Compatible with Nissan GT-R Engine Bay Fuse/Relay Box Relay.
• Compatible with Nissan Models — Juke / LEAF / Maxima 2011–2017 Compatible with Nissan Juke Engine Bay Fuse/Relay Box Relay; 2011–2024 Compatible with Nissan LEAF Engine Bay Fuse/Relay Box Relay; 2004–2014 Compatible with Nissan Maxima Engine Bay Fuse/Relay Box Relay.
• Compatible with Nissan Models — Altima / Murano / Pathfinder / Armada / NV 2002–2013 Compatible with Nissan Altima Engine Bay Fuse/Relay Box Relay; 2003–2014, 2016–2017 Compatible with Nissan Murano Engine Bay Fuse/Relay Box Relay; 2014 Compatible with Nissan Pathfinder Engine Bay Fuse/Relay Box Relay; 2012–2015, 2017–2023 Compatible with Nissan Armada Engine Bay Fuse/Relay Box Relay; 2012–2021 Compatible with Nissan NV Engine Bay Fuse/Relay Box Relay.
• Compatible with Infiniti Models — EX / FX / G / M / QX 2008–2012 Compatible with Infiniti EX35 / 2013 Compatible with Infiniti EX37; 2004–2012 Compatible with Infiniti FX35 / 2013 Compatible with Infiniti FX37 / 2004–2008 Compatible with Infiniti FX45 / 2009–2013 Compatible with Infiniti FX50; 2003–2008 Compatible with Infiniti G35 / 2008–2013 Compatible with Infiniti G37; 2006–2010 Compatible with Infiniti M35/M45; 2011–2013 Compatible with Infiniti QX56.
• Complementary Use Many vehicles use multiple identical blue relays in the fuse/relay box. If your vehicle uses several relays with the same molded OE number, replacing aged relays together can help reduce intermittent electrical issues. Always confirm by OE number and slot label.