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4. CHECK TFT SENSOR • Check TFT sensor as follows: TFT SENSOR RESISTANCE TEMPERATURE °C RESISTANCE ⍀ -50 93917 -30 28237.4 -10 9826 0 6079 20 2528.5 25 2063 40 1159.2 50 810.4 70 419.1 80 309.2 100 176.2 120 105.9 140 66.7 Is the check result normal? Yes >> Go to the next step. No >> Replace the TFT sensor. 5. CHECK A/T FLUID PRESSURE SENSOR • Turn ignition switch on. • With X-431 scan tool, select view TCM data stream and compare to the following table. ITEM CONDITION DISPLAY VALUE Fluid Pressure • Ignition switch: • Engine: Not Below 0.2 bar • Engine: Idle • TFT: 31°C • ECT: 30°C Approximately 0.05 bar Is the check result normal? Yes >> Go to the next step. No >> Replace the TCM. DIAGNOSIS & TESTING
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