|
|
_____________________________________________________ PCM/Tech 1 Scan Tool 29 ® 05745159 DTC P0117 Engine Coolant Temperature Circuit Description The engine coolant Temperature (ECT) sensor is a thermistor Conditions for Setting the DTC Engine coolant temperature greater than or equal to 151°C Action Taken When the DTC Sets • High idle • No TCC • Shift schedules will be affected. Conditions for Clearing the MIL/DTC • The PCM will turn the MIL off after three consecutive trips without a fault condition. • A History DTC will clear when forty consecutive warm-up cycles that the diagnostic does not fail (coolant • Use of a Scan Tool. Diagnostic Aids Check harness routing for a potential short to ground. After en- Test Description Number(s) below refer to the step number(s) on the Diagnostic 2. This step determines if P0117 is a hard failure or an inter- mittent condition. 3. This test will check the PCM and the wiring. 5 VOLT REFERNCE CKP SENSOR GROUND CRANK A B B A B B A A C C C5-B12 C5-B5 C5-B9 BOOST/ INTAKE AIR ENGINE C5-B10 POWERTRAIN CKP SENSOR SIGNAL SENSOR GROUND 5 VOLT REFERENCE BOOST SENSOR SIGNAL SENSOR GROUND ECT SENSOR SIGNAL IAT SENSOR SIGNAL C29-A5 359 BK C5-C4 C5-C5 C27-C1 C27-D13 C27-C14 C29-B12 349 YL 651 PP 350 LG 394 LB 359 BK C5-B11 TO 357 TN 354 YL 9-S12-066 |