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Chris (aka-Moose)
Chris (aka-Moose), Auto Technician
Category: Toyota
Satisfied Customers: 814
Experience:  16 years of experience
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I replaced bad starter on 2001 Tundra with 4.7 engine. Put

Customer Question

I replaced bad starter on 2001 Tundra with 4.7 engine. Put every thing back together, Motor cranked and started first time. Shut off engine now won't do anything. Have a fully charged battery and 12.5 volts at the starter.
JA: Does the engine turn over at all? Is this the original starter?
Customer: New starter, had it checked at the store
JA: Are you fixing your Tundra yourself? What have you tried so far?
Customer: Yes doing it myself. checked all connections and voltage
JA: Anything else you want the mechanic to know before I connect you?
Customer: Doesn't make any sound at all. No clicking or starter engagemant
Submitted: 1 month ago.
Category: Toyota
Expert:  david craig replied 1 month ago.

Hi Im David, so you're getting 12 volts to the starter correct?

Customer: replied 1 month ago.
Expert:  david craig replied 1 month ago.

what about to the solenoid wire?

Customer: replied 1 month ago.
how do i check that
Customer: replied 1 month ago.
is there a fuse for the solenoid
Expert:  david craig replied 1 month ago.

i believe so. let me get you a print

Expert:  david craig replied 1 month ago.

check thease fuse panels, anything that has to do with start/ign/alt/

Customer: replied 1 month ago.
Also , What are the 2 sender units under the intake manifold for
Customer: replied 1 month ago.
fuses are good
Expert:  david craig replied 1 month ago.

under the intake manifold there are usually 2 sensors that are called knock sensors. to advance or retard the ignition timing based on "kocking/pinging of the engine

Customer: replied 1 month ago.
Would that prevent the starter from working
Expert:  david craig replied 1 month ago.

no

Customer: replied 1 month ago.
Anything else I can check
Expert:  david craig replied 1 month ago.

lets pull the starter relay. put a jumper in 30 to 87 of the relay base, key on and see if she cranks.

Expert:  david craig replied 1 month ago.

you have a meter?

Expert:  david craig replied 1 month ago.

heres the relay

Customer: replied 1 month ago.
I'll try that , Thanks
Customer: replied 1 month ago.
I'll get back with you later,
Expert:  david craig replied 1 month ago.

ok. sounds good.

Customer: replied 1 month ago.
Good morning David. My truck still won't crank. I've checked battery and all connections, replaced starter relay , and checked all fuses. When I first installed new starter and put everything back together it started right away. Would not crank again after shutting off. No sound at all
Expert:  david craig replied 1 month ago.

try starting it in neutral

Customer: replied 1 month ago.
I tried that too, still nothing
Expert:  david craig replied 1 month ago.

when you try cranking the engine is the security light going out?

Customer: replied 1 month ago.
is that in the dash around the gages
Expert:  david craig replied 1 month ago.

should be. or a blinking red light on the dash somewhere

Customer: replied 1 month ago.
No security system on this truck that I'm aware of
Expert:  david craig replied 1 month ago.

every vehicle has a security system.

Expert:  david craig replied 1 month ago.

let me look up some info for you. please allow me a few

Customer: replied 1 month ago.
ok
Expert:  david craig replied 1 month ago.

ill be with you in a bit. i gotta get to my shop.

Customer: replied 1 month ago.
ok I'll be in and out all day. Thanks
Expert:  david craig replied 1 month ago.

recheck the main fuse, main batt fuse and main start fuse.. double check the connections on the starter.

Customer: replied 1 month ago.
All fuses are good and connections tight
Expert:  david craig replied 1 month ago.

if you have 12 volts to the starter. what do you have at the wire on the solenoid?

Customer: replied 1 month ago.
I would have to take the intake manifold off again to check that. I'll be out of town for a week starting tomorrow. Will have to do that when I get back home.
Expert:  david craig replied 1 month ago.

ok, because im fixin to tell you you should replace the starter again. but we will wait til you see if you have power at the solenoid wire. if you do, then you got a bad starter.

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