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The ECU is located behind the radio remove radio look in that box back there is the ECU to remove it take out panels on both sides of front console remove radio remove screws holding ecu carefully remove clips and pull ecu out passenger side. You dont need to pull the stereo.
What else can I help you with?
What does the electronic control unit control on a 1991 eclipse?
It basically runs the motor. If it goes out, your car won't start.
Will a 1991 Mitsubishi eclipse body parts fit a 1991 ford probe?
will a 91 Mitsubishi eclipse body parts fit a 91 ford probe
Firing order for a 1991 Mitsubishi eclipse?
1-3-4-2
1991 Mitsubishi eclipse firing order in a 1.8?
1-3-4-2
Are there any other starters that will fit a 1991 Mitsubishi eclipse with a 6 speed manual transmission?
No
Can you swap a eclipse turbo engine into a 1991 Mitsubishi mirage?
yep need a dif ecu though
How do you remove and replace a 1991 Mitsubishi Eclipse gas tank?
Get a manual if you need pictures and it will tell you how also.
How many horse power has a 1.8L Mitsubishi eclipse from 1991 vith engine sr number 4G37HC4299?
92whp
What would cause the wipers on a 1991 Mitsubishi Eclipse not to shut off?
bad switch off the steering column.
What could cause a 1991 Mitsubishi eclipse not spark?
I have a 1991 Eclipse GSX and it wasn't getting spark. I tried everything it turned out to be the ECU. It is mounted in the center console of the car. You have to take off the carpet in order to access it.
How can you check to see if a crank angle sensor is bad on a 1991 Mitsubishi Eclipse?
You will have to test the resistance on it to make sure it is within specs.
Where is the thermostat in a 1991 Mitsubishi eclipse?
On the passenger side of the motor (by where the radiator cap is at) where the upper radiator hose goes to the engine. that is the placement on a 2.0.
