It could be a bad fuel pump relay. Or even more likely a bad OVP relay. Bad OVP relays are the cause of numerous strange faults on this car.
You find the OVP relay behind the plastic shield between the battery and the second firewall.
If there is a fuse on top of the relay, check that. And even if the fuse is not blown, the relay could still be defect. (mine was)
Never criticize someone until you've walked a mile in his shoes. That way, when you do, you're a mile away -and you have his shoes!
'86 300E optically converted to '95 E300 (Sold)
-Blauschwarz on silver
-17" AMG & 15" AMG for winter