PAI 740229OEM Coolant Temperature Sensor Replaces Freightliner 22-54800-001

PAI 740229OEM Coolant Temperature Sensor Replaces Freightliner 22-54800-001PAI 740229 is an engine coolant temperature sensor for Detroit Series 60 12. 7L and 14. 0L engines in Freightliner trucks, replacing Freightliner 22 54800 001 and O41383. It uses a 3 4 16 straight thread with O ring seal and a two pin oval connector, providing the coolant temperature signal the engine ECM uses for fueling, fan engagement, and dash gauge indication. Signs You Need a New Coolant Temperature Sensor Erratic or stuck coolant temperature

Do not order by truck make and model alone

Verify your compressor model (Tu-Flo 550 vs 750) is stamped on the head before ordering — older Tu-Flo 400 / 500 / 700 and newer BA-921 / BA-922 compressors use different repair kits

PAI Industries: 804200OEM

Mack CXU Pinnacle

Earlier Cummins applications using 3865345 / 3865366 (via cross-reference)

11 in Supply Voltage 5 VDC regulated Engine Compatibility Cat C7

Uses a 7/16"–24 straight female port for direct connection to standard 1/4" air supply lines

Excessive black or blue exhaust smoke under load

The Monroe 65411 has a 1-3/4" bore

61" Free Water Separation 0

All three ports are 3/8" NPT female

Manufacturer Breeze Part Number B9224-0406 Part Type Spring-Loaded T-Bolt Clamp (Constant Tension) Diameter Range 4-1/16" - 4-3/8" (103-111 mm) Band Width 3/4" (19 mm) Band Material 300-Series Stainless Steel Bolt 1/4"-28 Zinc-Plated Carbon Steel Bridge Floating bridge with heavy-duty spring Standard SAE J1508 Type SLTB Cross References