P1783 Isuzu Transmission Overtemperature Condition
Possible causes
– Transmission temperature sensor harness is open or shorted
– Transmission temperature sensor circuit poor electrical connection
– Faulty transmission temperature sensor
– Transmission temperature sensor circuit poor electrical connection
– Faulty transmission temperature sensor
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1783 Isuzu Description
Engine at operating temperature and the Engine Control Module (ECM) detected the transmission temperature sensor was over calibrated range
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