Live Data
Last reported case: 11 months ago
Based on 4 owner reports, 4 from forums)
What is P1604?
🚗P1604 on 2010 LEXUS RX
This page focuses specifically on P1604 issues reported by 2010 LEXUS RX owners. The experiences and fixes below are from real owners of this exact vehicle.
Symptoms Reported by 2010 LEXUS RX Owners:
no start
Parts Often Involved:
alternatorcrank sensorfuel pumpignition switchkey switchbatteryfusesstarterdash
What Owners Say
Real experiences from 2010 LEXUS RX owners
Experiencevia forum_reply
“Next step to have locksmith reprogram key? But I don't wanna spend 100s if it doesn't fix it. (3): Could it be something random small like a crank shaft position sensor or check immobilizer area more? <And > Quote: Originally Posted by Johnnyaudio99 Read the full post next time.”View original
Experiencevia forum_reply
“I It sure looks like you were headed in the parts cannon direction. Lol Don't feel bad, we've all been there and that's what @Salim was cautioning about.”View original
Experiencevia forum_post
“Drove fine for a week then out of nowhere it cranked but didnt start. Replaced battery, started right up and drove fine for few days then again, crank no start.”View original
Experiencevia forum_post
“Was working but thought could be the issue. bought new starter, installed and still wouldn't turn over. (Returned starter) we got code p1604. Checked immobilizer.”View original
Experiencevia forum_reply
“Quote: Originally Posted by Johnnyaudio99 Any help is greatly appreciated. My 2001 rx300. we got code p1604.”View original
These are real experiences shared by 2010 LEXUS RX owners on automotive forums and communities. Results may vary based on vehicle condition and repair quality.
About This Data
This page aggregates 4 discussions about P1604 from 2010 LEXUS RX owners across automotive communities.
Success rate (0%) is calculated from posts where owners confirmed whether their fix resolved the issue.
Last updated: 3/16/2025