Diagnostic
DTC100 - Engine cranks but will not start (DTC100)
Test: Verify spark at each cylinder with an inline spark tester. Expected: Bright spark at all cylinders while cranking. If fail: DTC101
Diagnostic
Test: Verify spark at each cylinder with an inline spark tester. Expected: Bright spark at all cylinders while cranking. If fail: DTC101
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Ask Boat Guru about thisDiagnostic · Test: Attach fuel pressure gauge at rail and crank for 10 seconds. Expected: 36-40 psi while cranking. If fail: DTC102
Diagnostic · Test: Probe injector connector for pulse with a noid light. Expected: Steady pulse signal while cranking. Next Diagnostic: terminal
Diagnostic · Weak-spark no-start often tracks back to coil or supply voltage.