1994 Toyota Camry Q&A

1994 Toyota Camry Question: My 94 camry goes dead immediately after cranking. It shows a code of 31.

My car has 318000 miles. The transmission has been replaced 3 yrs ago. No sensors or anything electrical has ever been replaced on this car except plugs and wires and distributor cap. Was running fine before this happened two days ago. -
Answer 1
could be a bad ditributor -
Answer 2
Is distributor turning? When's the last time the t-belt was changed? Is it cranking over faster or at irregular speed? Does it start , then stall , or crank , but no start? -
Comment 1
I had the tbelt changed 3 yrs ago. It's been driven 18000 miles since it was changed. The car cranks and dies immediately. I changed the fuel filter thinking it wouldn't getting any gas but that didn't solve the problem. -
Answer 3
ITS A MAP SENSOR SIGNAL LOW. SEEK DIAG AND EST -
Comment 1
should I replace the map sensor or could it be something else making this 31 code show? Would a clogged egr valve make it have these symptons? -
Comment 2
ck vaccum to map sensor and 5v reference signal then decide -