C-08, Engine Coolant Temperature Sensor Circuit
| C-08, Engine Coolant Temperature Sensor Circuit |
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| Test | Work Order Description | Nominal Value |
| T01 | Check: Interruption of Signal Circuit | |
| Disconnect wiring harness connector from: P30 Temperature Sensor - Coolant Measure voltage between the following terminals: P30 Temperature Sensor - Coolant Wiring Harness Connector Terminal 2 & Ground | 4.8 ... 5.2 V |
| Yes: T02 | No: T03 |
| T02 | Check: Circuit Interruption of Ground Circuit | |
| Connect fused jumper wire to: P30 Temperature Sensor - Coolant Wiring Harness Connector Terminal 2 & P30 Temperature Sensor - Coolant Wiring Harness Connector Terminal 1 Diagnostic Tester Data List Parameter COOLANT TEMP. | less than 0.2 V |
| Yes: E01 | No: E02 |
| T03 | Check: Interruption of Signal Circuit | |
| Disconnect wiring harness connector from: P30 Temperature Sensor - Coolant Measure voltage between the following terminals: P30 Temperature Sensor - Coolant Wiring Harness Connector Terminal 2 & Ground | greater than 5.2 V |
| Yes: E03 | No: E04 |
| C-08, Engine Coolant Temperature Sensor Circuit |
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| Result | Cause Of Fault |
| E01 | Defective component: P30 Temperature Sensor - Coolant |
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| E02 | Short circuit to ground/interruption of circuit between: P30 Temperature Sensor - Coolant Wiring Harness Connector Terminal 1 & K57 Control Unit - Multec Wiring Harness Connector Terminal B2 or Defective component: K57 Control Unit - Multec |
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| E03 | Short circuit to voltage between: K57 Control Unit - Multec Wiring Harness Connector Terminal B3 & P30 Temperature Sensor - Coolant Wiring Harness Connector Terminal 2 or Defective component: K57 Control Unit - Multec |
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| E04 | Circuit interruption between: K57 Control Unit - Multec Wiring Harness Connector Terminal B3 & P30 Temperature Sensor - Coolant Wiring Harness Connector Terminal 2 or Defective component: K57 Control Unit - Multec |
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