I would be more than happy to assist you todaythe ambient air temperature aat sensor is located near the front of the chassis. Genuine volvo mack ambient temperature sensor and wiring harness.
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Mack truck ambient temp sensor location. Caution mack is now using the ambient air temperature aat sensor for on board diagnostic obd monitoring. Ambient air temperature sensor replacement td sb386 020 view file. The air temp sensor is in the harness near the grill. Mack truck dealer for mack recommended winterfronts. All prices quoted are in us dollars. The aat sensor may be mounted on the front crossmember hood hinge body panel spring bracket grill guard or behind the front bumper depending upon chassis model.
When theres a problem with this sensor performance suffers and the compressors clutch may not. The driver is now telling me that the oil temperature only goves to red when the truck is loaded. Auto parts air intake fuel delivery commercial truck. Sometimes we may have similar parts for sale click the button below to see if anything matches. The ambient atc or outside air temperature sensor is an ntc negative temperature coefficient sensor that informs the semiautomaticautomatic temperature control system of outside air temperature. If a customer in stalls a winterfront or blocks the radiator opening and blocks airflow to the sensor they will likely set an obd diagnostic.
Sensor and harness are genuine oem replacement parts new unused. Mack is one of the biggest names in trucking. The ntc sensors resistance decreases as the outside air temperature increases. The hl harness runs on the underside of the hood from ls hl fastened slightly below the grill to the rs hl. Mack description sensor ambient air temp details. All types of cummins applications.
Volvo mack 22073233 22278082 sensor harness specifications identifiers. Search for 64mt365m alternates. The company was founded in 1900 more than a century ago and has been building newer and better trucks ever. Ambient temp sensor with harness. Sensor ambient air temp about mack. Its slighyly easier to access the sensor from the passanger side.
Caution mack is now using the ambient air temperature aat sensor for obd monitoring. Cumminsdr and 87 other medium and heavy trucks specialists. Medium and heavy trucks. All prices quoted in us dollars. What i found was when the temp was registering 90c on the guage my temperature gun was recording 78c a difference of 12c and the engine coolant temperature temperature was registering 82c the same temperature as the infrared gun. The sensor is located in the headlight harness.
We cannot fulfill any orders for this part at this time please check back later. Please see your authorized mack truck dealer for recommended winterfronts. The computer uses this input along with other in car temperature sensors to control temperature and blower speed. If a customer installs a winterfront or blocks the radiator opening and blocks airflow to the sensor they will likely set an obd diagnostic trouble code dtc for inaccurate sensor data due to. Generally while driving empty the guage will stay at 90c red zone on the guage is 120c.
Gallery of Mack Truck Ambient Temp Sensor Location
