need help sr wont start - Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum

Silviacrazy · 03-30-2010, 01:00 PM

i have a huge problem an idiot friend of mine was helping me out with my car and the idiot put the terminals backwards on the battery so the positive was on the negative and the negative was on the positive and i didnt know until i turned the key and smelt something burning which was my ecu it fried i replaced it and engine code 21 is coming on the car cranks but wont start i have no spark. where should i start looking?

doomviillain · 04-03-2010, 03:58 PM

do a general diagnostics. check your fuses, plugs, coils, ignitor chip, etc.

make sure you have the right ecu.

Tantwoforty · 04-03-2010, 04:14 PM

Quote:

Originally Posted by doomviillain

do a general diagnostics. check your fuses, plugs, coils, ignitor chip, etc.

make sure you have the right ecu.

after you do that...
search?

03-30-2010, 01:00 PM	#1
Silviacrazy Join Date: Jan 2009 Location: corpus christi Age: 38 Posts: 39 Trader Rating: (0) Feedback Score: 0 reviews	need help sr wont start i have a huge problem an idiot friend of mine was helping me out with my car and the idiot put the terminals backwards on the battery so the positive was on the negative and the negative was on the positive and i didnt know until i turned the key and smelt something burning which was my ecu it fried i replaced it and engine code 21 is coming on the car cranks but wont start i have no spark. where should i start looking?

04-03-2010, 03:58 PM	#2
doomviillain Zilvia Junkie Join Date: Jul 2009 Location: North Hollywood CA Age: 35 Posts: 420 Trader Rating: (5) Feedback Score: 5 reviews	do a general diagnostics. check your fuses, plugs, coils, ignitor chip, etc. make sure you have the right ecu.