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-   -   2001 Lexus RX300 turn over won't start (https://www.clublexus.com/forums/rx-1st-gen-1999-2003/981054-2001-lexus-rx300-turn-over-wont-start.html)

Donwp1953 Feb 11, 2022 11:04 AM

2001 Lexus RX300 turn over won't start
 
hello , i have recenty bought 2001 lexus RX300 . it has roughly 200k miles . i drove it back home, driving 70 mph on freeway. i didnt have an issue with it other than had to put in new altennator before i drove it home. the next day we got snow and freezing rain with temps in the teens. went to start it and it wouldnt start, cranked but wouldnt start. towed it to the shop and charged battery and went and had a key made cause the 1 i was given was broke at the fob. got the key and the damn thing started right up , until i had to turn it off cause the waterpump had went out .changed waterpump ,made sure the timing belt was still in time and put car back together. go to start it again and it will not start . i have changed crankshaft sensor , camshaft sensor. i have checked spark and fuel , i am getting that. if anyone could help with this i would greatly appreciate it , because i am stumped

hankinid Feb 11, 2022 08:23 PM

You're in the wrong section...
 
Cancel that...a mod moved this from the LX area...

salimshah Feb 12, 2022 06:04 AM


Originally Posted by Donwp1953 (Post 11226590)
hello , i have recenty bought 2001 lexus RX300 . it has roughly 200k miles . i drove it back home, driving 70 mph on freeway. i didnt have an issue with it other than had to put in new altennator before i drove it home. the next day we got snow and freezing rain with temps in the teens. went to start it and it wouldnt start, cranked but wouldnt start. towed it to the shop and charged battery and went and had a key made cause the 1 i was given was broke at the fob. got the key and the damn thing started right up , until i had to turn it off cause the waterpump had went out .changed waterpump ,made sure the timing belt was still in time and put car back together. go to start it again and it will not start . i have changed crankshaft sensor , camshaft sensor. i have checked spark and fuel , i am getting that. if anyone could help with this i would greatly appreciate it , because i am stumped

Just confirm the presence of spark. Pull a coil + plug and layit on the block.

Once you get past that, you need to confirm the timing is good. Being 4 stroke the cams and crank align twice. If the crank or the cams were turned when decoupled, you can put it back in the exhaust stroke. Use a compressor to confirm the TDC is compression position.

Do not throw parts specially sub standard. Either you are wasting good money or diluting the asset.

Salim

maxSteel Feb 12, 2022 08:44 AM

"had a key made cause the 1 i was given was broke at the fob" Can you clarify this? Do you now have a complete key + fob with the security chip in it? Is the security light off when you are turning the key?

salimshah Feb 12, 2022 06:33 PM

I reread the post and it states he is getting the spark, so immobilizer is not a problem. It is timing or fuel. Since the belt was taken off for water pump, I am putting my money on timing.

Salim

maxSteel Feb 14, 2022 05:15 AM


Originally Posted by salimshah (Post 11227387)
I reread the post and it states he is getting the spark, so immobilizer is not a problem. It is timing or fuel. Since the belt was taken off for water pump, I am putting my money on timing.

Salim

You could be right but he also wrote "cranked but wouldn't start" before the water pump change. So sometimes it started and sometimes it didn't. Since he also had a broken key I was wondering if just by luck sometimes he had the fob close enough to the sensor to disable the security system.

Margate330 Feb 26, 2022 11:33 AM


Originally Posted by Donwp1953 (Post 11226590)
hello , i have recenty bought 2001 lexus RX300 . it has roughly 200k miles . i drove it back home, driving 70 mph on freeway. i didnt have an issue with it other than had to put in new altennator before i drove it home. the next day we got snow and freezing rain with temps in the teens. went to start it and it wouldnt start, cranked but wouldnt start. towed it to the shop and charged battery and went and had a key made cause the 1 i was given was broke at the fob. got the key and the damn thing started right up , until i had to turn it off cause the waterpump had went out .changed waterpump ,made sure the timing belt was still in time and put car back together. go to start it again and it will not start . i have changed crankshaft sensor , camshaft sensor. i have checked spark and fuel , i am getting that. if anyone could help with this i would greatly appreciate it , because i am stumped

Hi Donwp1953, plz follow up and post your fix if you got it figured out.


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