The ECU case may not be grounding properly... You might have a slight leak in the windshield causing moisture/corrosion. Pull the p/s kick panel, remove the ecu, clean all contacts, and chek the case ground.

"A young man who does not have what it takes to perform military service is not likely to have what it takes to make a living." - John F. Kennedy

Proud owner of an 88 Montero (with a blown engine).