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Those seals aren't the greatest and get loose over time, allowing the wheel valve assembly to slide outwards as you've seen. If it comes off like you have shown, it should give you the 5 blinking lights on the CTIS computer. I think some people have used short pieces of heater hose to replace...

Tonight I did more troubleshooting on my truck and confirmed that the 3 wire sensor is indeed the CTIS pressure switch. Apparently some trucks have 2 wire sensors and some have 3. The Dana .pdf I was looking at last night didn't have any troubleshooting information in it, but I found one today...

Thanks, guys. I'll try jumping the A and B terminals tonight and hopefully report back with success.

Ok thanks MtnSnow, that is the one I took the connector off of thinking it was the one. I also took it out of the air line and confirmed it wasn't packed full of crud, hence the new PTFE tape on the threads. Like I said though, mine has 3 wires in it instead of 2 like the parts diagram and...

I've had a CTIS problem pop up on my truck recently. The best I can tell from following the troubleshooting guide in the TM, reading every thread I can find, and using the Spicer pdf file, it's not getting the signal from the pressure switch that tells the system it has 120 psi. I've found the...