DELPHI EFI Code 0351 Troubleshooting Flow Chart )ROORZLQJARZFKDUWSURYLGHVDQDOWHUQDWLYHPHWKRG of troubleshooting EFI system. Chart will enable you to review entire system in about 1015 minutes. Using chart, accompanying diagnostic aids (listed after chart), and any signaled fault codes, you should be able to quickly locate any problems within system. Flow Chart Diagnostic Aids Diagnostic Aid #1 SYSTEM POWER (MIL does not illuminate when key is turned ON) NOTE: MIL is installed by vehicle OEM. Twelve volt supply to bulb will be part of vehicle wire harness. Kohler key switch model will have MIL on engine with 12V supply to bulb.
Conclusion Ɣ%DWWHU\ Ɣ0DLQV\VWHPIXVH Ɣ0,/OLJKWEXOEEXUQHGRXW Ɣ0,/HOHFWULFDOFLUFXLWSUREOHP Pin circuits Grey 3. Ɣ,JQLWLRQVZLWFK Ɣ3HUPDQHQW(&8SRZHUFLUFXLWSUREOHP Pin circuit Black 18. Ɣ6ZLWFKHG(&8SRZHUFLUFXLWSUREOHP Pin circuit Black 15. Ɣ(&8JURXQGV Ɣ(&8 Code 0352 Diagnostic Aid #2 FAULT CODES Refer to Diagnostic Fault Code Summary. Diagnostic Aid #3 RUN/ON (MIL remains ON while engine is running)* Condition NOTE: Either incandescent or LED type bulbs can be used for MIL as long as they do not draw more than 0.1 amps. Bulb needs to be rated at 1.4 Watts or less, or needs to have a total resistance RIџRUPRUH/('VW\SLFDOO\GUDZOHVVWKDQ 0.03 amps.
All current fault codes will turn on MIL when engine is running. Diagnostic Aid #4 CRANKSHAFT POSITION SENSOR (MIL does not turn off during cranking) Code 0562 Condition Ɣ&UDQNVKDIWSRVLWLRQVHQVRU Ɣ&UDQNVKDIWSRVLWLRQVHQVRUFLUFXLWSUREOHPSLQFLUFXLWV Black 4 and Black 13. Ɣ&UDQNVKDIWSRVLWLRQVHQVRUWRRWKHGZKHHODLUJDS Ɣ7RRWKHGZKHHO Ɣ)O\ZKHHONH\VKHDUHG Ɣ(&8 Code 0563 Diagnostic Aid #5 FUEL PUMP (fuel pump not turning on) Condition Ɣ0DLQIXVH Ɣ)XHOSXPSFLUFXLWSUREOHPSLQFLUFXLWV%ODFNDQG Grey 17. Ɣ)XHOSXPSPRGXOH Code 61 45 24 690 01 Rev. D KohlerEngines.com Component: Ignition Coil Fault: Cylinder 1 Ignition Coil Malfunction Condition:
Broken wire in harness (may not be visible), shorted connection or faulty sensor. Conclusion: Engine Wiring Harness Related Ɣ&RQQHFWLRQWRLJQLWLRQRUIXVH Ɣ3LQFLUFXLWZLULQJRUFRQQHFWRUV Ɣ(&8SLQ%ODFN Ɣ(&8WRKDUQHVVFRQQHFWLRQSUREOHP Ignition System Related Ɣ,QFRUUHFWVSDUNSOXJ V XVHG Ɣ3RRUFRQQHFWLRQWRVSDUNSOXJ Component: Ignition Coil Fault: Cylinder 2 Ignition Coil Malfunction Condition: Broken wire in harness (may not be visible), shorted connection or faulty sensor. Conclusion: Engine Wiring Harness Related Ɣ&RQQHFWLRQWRLJQLWLRQRUIXVH Ɣ3LQFLUFXLWZLULQJRUFRQQHFWRUV ECU pin Grey 10.
Ɣ(&8WRKDUQHVVFRQQHFWLRQSUREOHP Ignition System Related Ɣ,QFRUUHFWVSDUNSOXJ V XVHG Ɣ3RRUFRQQHFWLRQWRVSDUNSOXJ Component: System Voltage Fault: System Voltage Low Condition: Faulty voltage regulator, bad fuse or shorted connection. Conclusion: Corroded Connections Bad Stator Bad Battery Ɣ/RZRXWSXWFKDUJLQJV\VWHP Ɣ3RRUPDJQHWLQÀ\ZKHHO Ɣ%DGRUPLVVLQJIXVH Component: System Voltage Fault: System Voltage High Condition: Faulty voltage regulator or shorted connection. &RQFOXVLRQ )DXOW\5HFWL¿HU5HJXODWRU Bad Stator. Bad Battery. Component: End of Code Transmission