Pulled the speed sensor off the rear diff today. Sprayed it with electronic cleaner and plugged it back in. Test drove the car, but still no speedo/odo. I know that cleaning it doesn't rule out the sensor as a possible problem, but wanted to give that a shot first. I should mention, the ABS light is...

Replaced the ignition switch today. Super easy project thanks to the tutorials here. That fixed the loose key/ dash light issue. But still no speedo/odo.

Next up, check the speed sensor on the read diff.

Update for others tackling this in the future: Decided to start with the gas gauge. Opened up the jack storage cubby behind the driver's side rear wheel well to access the plug for the sending unit. As I mentioned in the original post, when I pulled the plug, the gauge dropped to zero. I further dia...

Thanks for the reply. I suspected the ignition switch as well. I'll dig into that.

Question: if the speed sensor on the rear diff is faulty, will the OBDII module still receive speed data?

Recently purchased a 1996 960 and I'm trying to diagnose and track down some issues. Speedometer non-operational Odometer non-operational Gas gauge stuck at just above 1/2 tank Cruise control non-operational The car also has an issue with the ignition tumbler. After starting the car, the key has to ...