This may help, it's a tool for figuring out why it won't start. http://www.thesamba.com/vw/forum/viewtopic.php?t=349429&postdays=0&postorder=asc&start=0 Rob vwrobb@gmail.com
On Thu, Sep 24, 2015 at 8:01 PM, Cary Chiang <ccchiang1@gmail.com> wrote: > I'm trying to help a first-time vanagon owner get his van running. > It's an '86, with 2.1L and manual trans. I was told that the van was being > driven almost daily, had some sort of alternator problem, and then failed > to start one day. A mechanic diagnosed that the spark plugs weren't > firing, but a lack of money prevented any further work. I noticed that the > ignition switch was functioning poorly, and temporarily swapped in a good > used one. Next, I noticed that the fuel pump wasn't energizing when the > ignition key was turned to the accessory position. I ran power directly to > the fuel pump to get it running, but the engine still won't start (I'm > assuming because of no spark from the plugs). I'm assuming that there > is an electrical issue that is affecting both the fuel pump and the > ignition system. > I've cleaned up the two > multi-pronged ground connections above the fuse block, and replaced the > ECU, but am running out of easy ideas. I plan to go back with a > multi-meter, and check for voltage at the fuse block and at the terminal in > the engine compartment black box. Hopefully I will have access to a > Bentley also, but my schematic-reading and Vanagon diagnosing skills are > pretty rusty. Any idieas and suggestions as to additional components, > grounds, or > voltages that I should check would be appreciated. Thanks in advance! > |
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