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Do you need to disconnect the battery before replaceing the ecm?
Wiki User
∙ 12y ago
Acronym finder has hundreds of "ECM" meanings. If you mean the Engine Control Module then I say Whynot? It couldn't hurt!
Wiki User
∙ 12y ago
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Do I need to disconnect the battery before changing spark plugs?
no
Why is my lap top does not want to charge the battery?
check the fuse in the charger but your battery could need replaceing
Do you need to disconnect battery to change interior?
No
Do you have to disconnect your battery and fuel relay to replace fuel filter?
It does no harm to disconnect the battery when working on a vehicle but in general no, you do not need to disconnect them to change a filter.
Replace battery for keyless remote for GM Cars?
Generally the solution to these problems is don't disconnect the battery from the car. In order to change you battery you need to connect a small 12 volt battery to the terminals before you disconnect the car battery. It need not be a large battery since the drain will be minimal and the time short. A set of flashlight batteries works fine. Mercedes are particularily difficult because you loose the radio among other things if you disconnect the battery. You must get a dealer to reset it. This negates anything you save by installing your own battery. Note a battery charger also works.
Does the engine need to be running when you disconnect the positive battery cable to shut off the check engine light?
No. To erase codes form an OBD-1 vehicle (made before 1996), the engine does not need to be running.On a side note, NEVER disconnect the battery while the engine is running; it will damage the computer.
What causes CODE to appear on 1997 BMW Z3 radio display and how do I clear it?
If you disconnect the battery (or the battery is very low and a relay will automatically disconnect the battery) you need to input the code for the radio. Maybe you battery is too old or too discharged.
Do you need to disconnect your car battery before charging it?
Charging Your Car BatteryNO, it is not necessary or even recommended to disconnect the cables from your car battery before charging.It is however very critical that you follow all o the charger instructions for connecting the charger to your battery, AND the instructions regarding setting the charger controls [if there are controls to allow different voltage and charge rates.The only reason I can think of for disconnecting the battery cables is if you needed to remove the battery from the vehicle [as for example to take into your garage for charging].
How do you reset car computer 2002 Camry?
You need to disconnect the battery for about 5 minutes.
How do you reset the main computer for a 2006 Hyundai Sonata?
The easiest way is to disconnect your battery. Just disconnect the negative side for a few seconds and then reconnect. You need to drive about 150 to 200 miles before it will actually reset the entire system
Where is the battery on a 1994 1400 intruder suzuki?
The battery is located on the bottom of the frame in a black box, in front of the rear wheel. You will need a Philips screwdriver and 10 mm socket or wrench to access battery box. disconnect negative first before dropping battery out of bottom. Be careful not to arc and blow fuse as you will need to repace fuse.
Will a camshaft position sensor make your 98 suburban miss?
YES, It sure can. YOU need to have the engine scanned first before you start replaceing parts.
