NO your mechanic is not electrical savy.
that wire is perfectly ok. (after you repair it) but stop.
what you just saw is ,
Quote:
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Electricity follows the least path of resistance
|
. Classic.
YOU CARS MAIN GROUNDS ARE BAD. stop before you blow up ECU. stop
fix the primary failure.
common-failures
here are your answers.
see 16v section, that is you.
first check
G103 (or can be totally bad battery ground cable , BIG BLACK MAIN BATTERY MINUS CABLE) end >>>. to >>>> end must be 100% perfect.
then check
G100 and g110
THEN MUST ALL BE CLEAN, (NO RUST) AND LUBED SO THEY STOP CORRODING . (use silicon dielectric grease , bet he scratches head....?)
OR CAR WILL NEVER RUN RIGHT EVER.
the one thing suzuki's hate is SALT ,,
the suzuki , uses the body for ground in places (and functions) that are completely dumb. ( vastly better on newer cars)
if you crank the motor and the grounds are bad. the current tried hard to find a new path and sure enough it did.
the wire behind battery can fry, the wires to the fire wall (eng side) and the dizzy ground straps. all can fry.
all fry, as 100 AMPS of current flow thru them. trying to make 2 horse power to crank over motor.
this is so common , i made the page for it.
cheers.
you are ON TRACK !