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Home >> Toyota >> 2003 >> Land Cruiser >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Self Diagnostics >> Diagnostic Tests >> DTC P0115, DTC P0117 Or DTC P0118 >> Possible Causes

Possible Causes

For DTC detection conditions and possible causes, see Fig 1.

Fig 1: DTC Detection Conditions & Possible Causes
G00237015Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

After confirming DTC P0115, use Toyota hand-held tester or scan tool to access CURRENT DATA to read the engine coolant temperature for ECT sensor. If displayed engine coolant temperature is -40°F (-40°C), ECT sensor circuit may be open. If displayed engine coolant temperature is 284°F (140°C) or more, ECT sensor circuit may be shorted.

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