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The actual problem turned out to be a bad starter. We replaced all the glow plugs, re-did all the grounds and connections. It worked for awhile but was very hard starting, the cranking was too slow.Finally it burnt up another EESS box. I managed to convince my boss to replace the starter and...

Again another EESS burnt up. Same failure as last time. I opened the two week old control box to find the burnt traces. It goes from Pin E of the box to a relay then from the relay to Pin I. Pin E is battery voltage via the starter. Pin I goes to the solenoid. I have found that the relay...

M998 Starting problems continue About the 10th of March I replaced the Nartron Smart Smart box with a brand new KDS unit and sensor. Now less than 30 days later, it wouldn't start again. We thought we smelled the distinctive odor of electricity gone bad. Opening the new KDS box we found burnt...

I found the problem. The Nartron control box is burnt up. A new KDS unit is on the way. What led me down a wrong path was thinking that when trying to start it acted like the starter was bad, perhaps a quarter turn and after a retry it would turn normally. I thought the control box only...

No, it cranks, albeit not every time, sometimes it just does a half turn then on the retry it turns over normally, but no start. I hear a relay click in the S3 box, the wait light flashes every few seconds. It has brand new batteries which measure correctly, new connectors, all cleaned. I have...

Our 1987 M998 with Nartron S3 box has been starting and running fine. Two days ago, when we tried to start it, the wait light just blinks and no start. The batteries were going to be replaced anyway so we did that but the same problem. I have cleaned the contacts for the temperature sensor as...