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Toyota
Highlander
Engine
Symptoms
Not Running
2003 Toyota Highlander wont start
2003 TOYOTA HIGHLANDER
89,000 MILES • 6 CYL • 2WD • AUTOMATIC
BOBANDMIN
MEMBER
1 POST
my highlander wont start but the engine turns. if i hold the gas peddle down it starts but when i let up it dies. the engine trys to start but wont
Sep 14, 2008 at 6:41 AM
KHLOW2008
✓
Experienced Mechanic
41,812 POSTS
Hi bobandmin,
The idling system is malfunctioning. You need to check/clean the throttle body and IAC.
Sep 30, 2008 at 5:14 AM
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Engine won't start
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