Last night the wife and kids went to bed early, so I thought this
> would be a good time to replace those slightly-leaky throttle body
> coolant hoses in my '96 camry (I'd had the other heater core hoses
> replaced by a mechanic a couple years back, but apparently he forgot
> the throttle body coolant hoses).
>
> 3 1/2 hours later, I was done. =A0Man, what a job. =A0Remove the air
> intake hose, air resonator, throttle body, distributor cap... those
> metal fasteners securing the coolant hoses were the worst. =A0I must
> have spent an hour on compressing / twisting those fasteners alone. =A0I
> replaced the clips with the screw-tighten style hose fasteners.
> Draining coolant from the throttle body hoses wasn't fun either. >
> I drove around, and apparently the system holds coolant better, but I
> noticed a slight decrease in fuel economy. =A0Or maybe it's my
> imagination. =A0It was 2/3 full when I left my house, then 1/2 full
> after I drove about 30 miles to work (after dropping the kids off to > their schools).
>
> Everything seems connected (man there were a lot of hoses and
> electrical connectors, but nothing seemed loose when I was done).
> Pretty sure everything goes where they're supposed to. =A0I did not
> loosen the distributor "adjustment" bolt - only the 2 small bolts
> securing the distributor cap. =A0And yes I used a new distributor cap > gasket.
>
> Thoughts, anyone? =A0I'll do a full fuel consumption study next time I
> fill up the tank...
>
> Thanks,
>
> Michael
Looks like it was just my imagination. I calculated 26 mpg (mixed city/highway) after filling up yesterday.
No coolant leaks found.
Michael