20 Most Recent 1993 Saturn SC1 Questions & Answers

Sounds like throttle positioning sensor.

The codes do not necessarily indicate any failed parts. You have to troubleshoot the system to figure out why the light is coming on. It might just be a loose wire somewhere. What codes have you been getting?

Here's a good repair manual, Saturn SC1 Haynes Repair Manual Base Shop Service Garage Book oe eBay

Saturn SC Series Repair Manual Service Manual Online 1991 1992 1993 1994... I think this source will give you some info

Part is a dealer only part. There is 2 pieces to it. The strap is all you should purchase. The other part disconnects via a treaded bolt through the rubber mount above the muffler. Loosen the bolt/clamp on the muffler first this will give you the room to reach above the muffler with good lighting.

most obvious cause could tbe the gearbox oil level ,its needs about a litre i would imagine ,providing that it has a dipstick to check the level of course

check for a lose wire in the fuse box or a bad conection

Transmission module, not a hard fix, just hard finding someone experienced to be able to do it.

The line is continuity... it completes the ground signal back to the pcm. Then the fan is turned on. Problem most likely, connector needs replaces going to sensor... common problem. Be watchful when placing new connector on once you have spliced the new one on, since there is only one way that it fits in and might cause damage if forced in the wrong way.

check for loose wires on the alternator and battery. check for loose earth wires. If a bump is causing the problem then there is something loose some where so check all connections including the connections to the ecm

If you pull the ignition switch you should be able to turn it with a screwdriver and either startor turn off the car. If the switch won't turn than the switch is the problem. If the switch turns and the new lock cylinder still won't turn than you need a new lock cylinder housing. I’m happy to assist further over the phone at https://www.6ya.com/expert/jeremy_d728a59f986299fa

Neutral Safety Switch

check your spark plug wires.