rb20 wont start

Discuss the RB20, RB25 and RB26 series engines.
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jrock7885
Posts: 27
Joined: Tue Mar 18, 2008 10:40 am
Car: 1989 Nissan 240sx RB20DET

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im new to the rb and this is my first swap i have wired everthing and tryed to crank her up for the first time and it just spins over i checked for fire and im not getting any spark i checked for fuel and my igniter and ecu were put on my friends rb20 and it fired rite up so im wondering why its not firinghelp is much appreciated thanks


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jrock7885
Posts: 27
Joined: Tue Mar 18, 2008 10:40 am
Car: 1989 Nissan 240sx RB20DET

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and is the wiring for a sohc different for rb swap than dohc wiring

mott6904
Posts: 679
Joined: Tue Jan 30, 2007 2:50 pm
Car: rb20 big turbo big cams s13, 97 kouki, turbo audi a4,turbo busa

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Are you getting and fuel? Get a wiring pinout for the ecu and make sure you have all the power and ground the ecu requires. If so pull out the cas and see if the key way is broke off. Then spin it by hand and see if you get spark then or hear the injectors clicking.

User avatar
jrock7885
Posts: 27
Joined: Tue Mar 18, 2008 10:40 am
Car: 1989 Nissan 240sx RB20DET

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well she is alive she started up tonight for first time.the problem was the cam angle sensor wasnt plugged in all the way. but she is alive im boosted baby.

mott6904
Posts: 679
Joined: Tue Jan 30, 2007 2:50 pm
Car: rb20 big turbo big cams s13, 97 kouki, turbo audi a4,turbo busa

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cool good the hear it was something simple


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