Table 1. Error Code 1187 - Sensor Voltage Supply Failure Troubleshooting Procedures

ENGINE ELECTRONIC CONTROL UNIT (ECU) TROUBLESHOOTING

Error Code 1187 - Sensor Voltage Supply Failure - Continued - TM-10-3930-675-20-1_295

TM-10-3930-675-20-1 Rough Terrain Container Handler (RTCH): RT 240; 53 000 Lb Capacity; 4x4 Manual
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TM 10-3930-675-20-1 0017 00-2 ENGINE ELECTRONIC CONTROL UNIT (ECU) TROUBLESHOOTING - CONTINUED 0017 00 Table 1. Error Code 1187 - Sensor Voltage Supply Failure Troubleshooting Procedures - Continued. MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION Error Code 1187 - Sensor Voltage Supply Failure - Continued 3. Measure voltage from oil pressure/temperature sensor connector pin A to pin B. Voltage should be less than 4.5V. If voltage is not as specified, replace oil pressure/temperature sensor (WP 0093 00). 4. Place ignition switch to OFF position and disconnect sensor harness connector from engine ECU. a. Inspect engine harness and sensor connector for dirty, corroded, bent, broken, pushed back, and extended pins. Clean and repair connector(s) as required (WP 0111 00). b. Check engine harness and engine ECU connector for dirt or moisture in or on connector and for missing or damaged connector seals. Remove dirt and moisture from connector. Replace missing or damaged connector seals (WP 0111 00). <4.5V USE TEST LEAD KIT P/N 3822758

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