Any way to turn off RSC and traction conrol?

brianjwilson

Some sort of lost...
Or just call Action Vans in San Clemente, they make a module that disables it without any warning lights. I believe it interrupts the steering wheel angle sensor.

They use a switch on the ground for the steering angle sensor. You'll still get all the lights but you have the option of "using" RSC or not. No idea why you would want to as it is dangerous if you're making an evasive maneuver anyway.

It is really amazing how terrible RSC is on a modified van. Downright dangerous on windy mountain roads. I'm living with the lights and startup warning chimes (tpms too). My thought is to eventually attempt to disassemble the instrument cluster and de-solder the LEDs and the speaker. I can live with clearing the message center.
 

Grngiant

Adventurer
They use a switch on the ground for the steering angle sensor. You'll still get all the lights but you have the option of "using" RSC or not. No idea why you would want to as it is dangerous if you're making an evasive maneuver anyway.

It is really amazing how terrible RSC is on a modified van. Downright dangerous on windy mountain roads. I'm living with the lights and startup warning chimes (tpms too). My thought is to eventually attempt to disassemble the instrument cluster and de-solder the LEDs and the speaker. I can live with clearing the message center.
Does this disable traction control and abs too?
 

FordGuy1

Adventurer
I would swear the last one we sent to them, it did not turn the lights on. If you were to take a angle sensor and permanently put it in a center position and plug it in not connected to steering, I would think it might fool the system. Yes, RSC is a terrible design.
 

brianjwilson

Some sort of lost...
Does this disable traction control and abs too?

I'm not 100% sure because that's not what I've done on my rig, but was told when I called them since their website says they have a fix. The main fix (for their rigs) is a shorter/factory pitman arm.

Mine is disable via a custom tune, although I'm not totally sure they intentionally did it, or calibrating for 4.56 gears and 35" tires (outside factory parameters) kills it.
But I have a flashing ABS light, steady RSC light, steady "squiggly lines" light and steady TPMS light (65psi Max on my tires). RSC never interferes, abs works in the ice and snow. I can drive the van sideways in the snow and have no interference.

I would swear the last one we sent to them, it did not turn the lights on. If you were to take a angle sensor and permanently put it in a center position and plug it in not connected to steering, I would think it might fool the system. Yes, RSC is a terrible design.

Maybe I'm wrong. I thought I understood the lights would be on still when the switch is off. I just dropped my van off at the body shop for paint so I can't play with it.
 

Bikersmurf

Expedition Leader
Sounds like all these nannies are a major PITA. Glad I've got a 97 with only 4 wheel ABS.

Sounds like the TPMS solution is to have them inside your spare tire.
 

pugslyyy

Expedition Vehicle Engineer Guy
I have TPMS and ABS on my 2010 E-350, but no RSC. If anyone wants to share the as-built for their similar year E-350 I'd be happy to take a look and see what's different in the modules.

The non-RSC ABS is a 9C24-2C219-CD while the RSC ABS is an AC24-2C219-CD so different part but possibly the same wiring harness.
 
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mgmetalworks

Explorer
I have TPMS and ABS on my 2010 E-350, but no RSC. If anyone wants to share the as-built for their similar year E-350 I'd be happy to take a look and see what's different in the modules.

The non-RSC ABS is a 9C24-2C219-CD while the RSC ABS is an AC24-2C219-CD so different part but possibly the same wiring harness.

Not the same wiring harness. The ABS modules are vastly different too. The basic ABS uses only front wheel speed sensors whereas the RSC ABS module has 4 sensor inputs. Then there are the brake line differences...
 

broncobowsher

Adventurer
Considering something like 80% of Ford's lawsuits involve Econolines rolling over (church and scout vans mostly), the lawers pretty much forced the engineering department to remove anything that involves potential "fun". Embedding the safety nannys deep into the operating system to the point that if you do find a way to get rid of them it will be clear that you intentionally made the van unsafe and it was clearly against what the engineering and legal departments approve of. Thus you were the one that made the vehicle unsafe for highway use, not Ford.
 

pugslyyy

Expedition Vehicle Engineer Guy
Not the same wiring harness. The ABS modules are vastly different too. The basic ABS uses only front wheel speed sensors whereas the RSC ABS module has 4 sensor inputs. Then there are the brake line differences...

yeah I understand the big hardware differences, I was just wondering what the coding differences were, or if there was a way to "dumb down" the RSC module. Suppose you could always just defeat the RSC by injecting four matching wheel pulse signals from an arduino or something.
 

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