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Discussion Starter · #1 ·
I have an 07 Tundra Limited Crewmax, started it up this morning and it has the check engine and TC lights on constant, amd the vsc and 4lo lights flashing, nothing was on last night when I parked it. Code reader is saying 0320, Ignition/Distributor Engine Speed Input Circuit Malfunction. It starts fine, but wont shift out of 3rd, and seems to have a bad shake once I get up to about 70km. Tried disconnecting the battery, and resetting everything, they go out on initial startup and come back on within about 10 seconds, anyone have any ideas what may be causing this? Cant seem to find any exact info or vids anywhere.
 

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Discussion Starter · #3 ·
I have an 07 Tundra Limited Crewmax, started it up this morning and it has the check engine and TC lights on constant, amd the vsc and 4lo lights flashing, nothing was on last night when I parked it. Code reader is saying 0320, Ignition/Distributor Engine Speed Input Circuit Malfunction. It starts fine, but wont shift out of 3rd, and seems to have a bad shake once I get up to about 70km. Tried disconnecting the battery, and resetting everything, they go out on initial startup and come back on within about 10 seconds, anyone have any ideas what may be causing this? Cant seem to find any exact info or vids anywhere.
Sorry, truck wont shift higher than 4th, also just realized it won't go into 4lo either...
 

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I have an 07 Tundra Limited Crewmax, started it up this morning and it has the check engine and TC lights on constant, amd the vsc and 4lo lights flashing, nothing was on last night when I parked it. Code reader is saying 0320, Ignition/Distributor Engine Speed Input Circuit Malfunction. It starts fine, but wont shift out of 3rd, and seems to have a bad shake once I get up to about 70km. Tried disconnecting the battery, and resetting everything, they go out on initial startup and come back on within about 10 seconds, anyone have any ideas what may be causing this? Cant seem to find any exact info or vids anywhere.

I had that same exact symptom once on my '07 DC once. Didn't do anything except fill up gas and all of a sudden it just happened when I start up the engine. Turns out it was my gas cap not being tighten properly. Might want to check that, good luck!
 

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X2 on disconnecting the negative battery cable. Changed out plugs and brake pads on my 07 a couple of weeks ago and when I started it up the warning lights were blinking like a Christmas tree. Disconnected for about ten minutes and all was back to normal when I hooked it back up
 

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Thanks for coming back and letting us know what the problem was. This will help someone in the future. Good luck with the repair!
 
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