Thread: Starting issue
View Single Post
Old 11-30-2021, 12:58 AM   #3
Software Developer
jp2code's Avatar
Join Date: Dec 2011
Location: Longview, TX [USA]
Age: 52
Posts: 11,114
Vehicle: 94 LB 2x4 Manual VG33e
Thanks: 1,823
Thanked 1,777 Times in 1,551 Posts

If the engine runs bad when cold but not when warm, you probably have a cracked vacuum hose.

When the hose is cold, air seeps in the cracks. When the engine warms up, the rubber hoses expand and seal the leak.

Try pulling the codes to see if the ECU can give you an idea of where the leak is.
Joe (not a mechanic!) Don't have an account? EMAIL ME
Factory Service Manuals:
Walk-through: Checking Nissan Trouble Codes
1994 VG30E to VG33E with H256 Cams

jp2code is offline   Reply With Quote