The application of Bosch CP4 high-pressure pumps to some engines are experiencing costly repairs due to failures resulting in the destruction of the injectors and the contaminating of the complete fuel system. We recommend that should the pump display signs of swarf or metal filings: Remove the pump and injectors and send them to us […]
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We are starting to see pump failures on the VAG 1.4 and 1.6 lt. Engines fitted with a Delphi DFP6.1E high-pressure pump. O.E. part number 04B 130 755H and Delphi part number 28477820. This problem causes the injectors to fail due to swarf contaminating the fuel system. Below are some pictures of the pilot valve […]
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Injector part number 6C1Q-9K546-BB / BC This is the problem of starting but then cutting out even when you try acelerating. No fault codes and no obivious problems. Solution – We tested the injectors and found the start of injection and idle fuel below specifications. The injectors were purged and re-tested and then replaced in […]
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If the drive seal/seals dislodge or pop out, it is due to an excessive build-up of internal fuel pressure in the high-pressure pump. The cause is either a blockage of the return from the pump to the tank or a problem with the Volume control/M prop. Valve. Check the following. Blocked/restricted return pipe. The return […]
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The innovation of the computer-generated fault diagnosis has led us to lose sight of the basic operating principles of the diesel engine. Unfortunately, the fault codes don’t always pinpoint the problem but rather bring up an array of codes that could relate to many problems. We have put together a guide to assist you with faults regarding […]
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Come in and see what we do and how it gets done, we welcome any feedback and should you have any questions please do not hesitate to contact us. Find out more about our virtual tour here.
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