Diesel Data: Automotive Repair

Engine Cranks But Does Not Start

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Test 18 - 22:




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Test 28:






SYMPTOM
ENGINE CRANKS DOES NOT START

POSSIBLE CAUSES
- No Start Pre-test
- Powertrain Fuses Open
- Fuel Pressure Out Of Specs
- Restricted Fuel Supply Line
- Fuel Pump Inlet Strainer Plugged
- Fuel Pump Module
- Fuel Pump Relay Fused B+ Circuit
- Fuel Pump Relay Output Circuit Open
- Fuel Pump Relay
- Fuel Pump Ground Circuit Open/High Resistance
- Fuel Pump Module
- 5 Volt Supply Circuit
- CKP Sensor Signal Circuit Open
- CKP Sensor Signal Circuit Shorted Ground
- CKP Sensor Signal Circuit Shorted To Voltage
- CKP Sensor Signal Shorted To 5 Volt Supply Circuit
- Sensor Ground Circuit Open
- ASD Relay Output Circuit
- Crankshaft Position Sensor
- Ignition Coil
- Ignition Coil Driver Circuit Open
- Ignition Coil Driver Circuit Shorted To Ground
- PCM - Coil
- PCM - CKP Sensor Signal
- Other Possible Causes For No Start