Common questions

Where is the ignition switch harness?

Where is the ignition switch harness?

The ignition switch harness is located inside the steering wheel column on the left side.

Where is the ignition switch harness located in a car?

My car has an automatic transmission. Hi and thank you for contacting YourMechanic about your backup camera installation. The ignition switch harness is located inside the steering wheel column on the left side. If I’m not mistaken, the ACC wire will be an 18 gauge pink/yellow wire.

What should I do if I need to replace my ignition switch?

Reconnect the cable to the negative (-) terminal on the battery, then insert the key into the ignition and turn it to start the vehicle. The vehicle should start without any issue. If it doesn’t, remove the ignition switch and reinstall it. Shut the engine off (if it starts) and disconnect the battery again.

Why are ignition switches connected to the IGN / run circuit?

We connect it to the IGN/RUN circuit so that: It didn’t switch on, off, then on again while we moved the ignition switch from the OFF to START and back to the IGN/RUN positions as we started the vehicle. It wasn’t on needlessly consuming power, in the event that we were sitting parked and listening to the radio.

What’s the Accessory position on an ignition switch?

Insert the key and turn it to the “accessory” position. The ignition switch needs to be set to the accessory position before you can release it from the ignition module. The “accessory” position is before the starter is engaged, and would normally let you run the vehicle’s electronics without the engine running (when the battery is connected).

How to replace a no start ignition switch?

GM Ignition switch replacement to fix a no start or intermittent start. Faulty ignition switch contacts can also cause the PassLock system to enable Click here to see step by step proceedures.… Support the site, buy service manuals here :… Loading…

Do you have to take steering wheel out to replace ignition switch?

Take the steering wheel out if it’s in the way. In some vehicles, you may be able to replace the ignition switch without removing the steering wheel. However, if you’re unable to get access to the top of the ignition switch with all the interior trim pieces removed, the steering wheel may need to come out.

How do you remove a battery from an ignition switch?

Use an appropriate sized wrench to loosen the nut holding the cable on the negative (-) terminal and then slide it off the post. You don’t need to remove the positive cable from its terminal. Tuck the negative cable to the side of the battery to make sure it doesn’t accidentally come into contact with the terminals.

What to do if your key is stuck in the ignition switch?

The key may be stuck in the ignition switch, but that shouldn’t stop you from turning it. If you don’t have a key, you will need to force the module to turn using a flathead screwdriver. Press the release pin inside the hole on the ignition module with a screwdriver.

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Ruth Doyle