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Dash going on and off, driving just fine, Gap IID Faults and... ok to drive?

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Old Apr 27, 2023 | 04:49 PM
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KH406's Avatar
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Default Dash going on and off, driving just fine, Gap IID Faults and... ok to drive?

Out of the blue to day while driving I noticed the dash cluster was not providing any information - no gas gauge, temp gauge, nor digital screens. Radio and all center console stuff works, including height adjust. Issue has come and gone over the last 2 hours of driving around town running errands. Disabled the tire sensor, as I'd read someone else "solve" the issue that way - didn't do anything..

Voltage seems fine, it's a 2 month old battery, and there are no change to the driving experience/transmission as the dash comes and goes. Attached is a screenshot of the Gap IID "instrument pack" failures.

I was heading out for the weekend with friends in the rig so timing sucks but, it seems fine to drive until I can dig into it after the weekend? But also... not the best feeling either - thoughts?


 

Last edited by KH406; Apr 27, 2023 at 05:08 PM.
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Old Apr 27, 2023 | 05:57 PM
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check the rear plug?
https://landroverforums.com/forum/lr...-issues-81862/
 
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Old Apr 27, 2023 | 07:28 PM
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Cluster is dying or you have a canbus wiring fault somewhere, ok to drive if you want to risk the cluster going off while doing 60 down the highway. A friend has the same issue on his 08 Disco and when it happens it goes into to limp mode and pretty much shuts down.
 
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Old Apr 27, 2023 | 09:35 PM
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The cluster is the head unit for the MOST network. So if the radio is working, then you are probably looking at cold (broke) solder joints on a connector on the cluster or CAN bus issue. Or even simply something not fully connected. Once MOST goes down, then you have larger cluster issues that will result in what loanrangie described.

This person sent their cluster in for repair. We just are not sure what was done. Reflow the solder joints? Replace some capacitors?
https://landroverforums.com/forum/ra...back-o-104055/

I will add that a possible quick fix AND way to eliminate causes would be to swap the cluster. Since you have a GAP tool, you can do it easily. Usually at pick and pulls the clusters are cheap. I have seen them for as little at $50 USD. Now though with where you are located, finding one locally may be a stretch. Can always use "car-part.com" to see what you can find.
 
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Old Apr 28, 2023 | 02:51 AM
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When you say

Originally Posted by loanrangie
...ok to drive if you want to risk the cluster going off while doing 60 down the highway.
What does that mean on the road? Just that the visible gauge cluster info goes out? Or does the "cluster going out at 60" mean mechanical function issues that are dangerous?

In addition to a diagnosis to fix it, I'm also really trying to pin down if a weekend involving friends who flew in from out of town still works in the rig this weekend, or if we should be renting a car because of some unknown deathwish that driving with these might trigger.
 
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Old Apr 28, 2023 | 03:40 AM
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Originally Posted by KH406
When you say



What does that mean on the road? Just that the visible gauge cluster info goes out? Or does the "cluster going out at 60" mean mechanical function issues that are dangerous?

In addition to a diagnosis to fix it, I'm also really trying to pin down if a weekend involving friends who flew in from out of town still works in the rig this weekend, or if we should be renting a car because of some unknown deathwish that driving with these might trigger.
It means the car will shut down electrically , its no a set speed just using that as example that you wouldn't want it dying while on the highway.
 
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Old Apr 28, 2023 | 06:22 AM
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Originally Posted by loanrangie
It means the car will shut down electrically , its no a set speed just using that as example that you wouldn't want it dying while on the highway.
Thanks. Yeah I didn't think the speed mattered, just trying to parse out if this is simply a dashboard light issue that it could be driven still, or if it is connected to larger issues where the car itself could power down or the power steering goes out or something dangerous since I'm supposed to be hauling people in it for the weekend on a trip.
 
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Old Apr 28, 2023 | 08:09 AM
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I had the same issue with my rover a few months ago. I ended up removing the cluster and "cleaned" the pins by vigorously plugging and unplugging the wire harness. I had to use this same method on a body control module plug for my old pontiac G6 - official GM service tech bulletin repair for intermittent BCM failure - so you know it's a legit repair "technique".

anyways, it didn't solve anything. However, at the time of the failure I was getting car washes every few days to keep the road salt off my rover. Coincidentally, I had removed a closure panel at the front of my vehicle to monitor a possible transmission cooler line leak. I stopped getting car washes and replaced the closure panel and the issue went away. I suspect I was getting a water intrusion related issue with some underbody wire harnesses. Can't verify which ones exactly, but it's definitely a wire connection issues.

I should mention that my rover drove fine and the problem disappeared after a few days, hasn't come back. My battery is only 6 months old (interstate H8 (49) AGM).
 

Last edited by lenzda; Apr 28, 2023 at 08:14 AM.
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Old May 17, 2023 | 06:58 AM
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Update. I washed my Rover at self wash facility yesterday afternoon (coin operated situation). A few hours later the dash stopped working (no gauges, no digital readout, no lights).

Im convinced this is a water intrusion issues at the windshield cowel or A pillar trim.

I’ll start pulling trim pieces off this weekend to see where water is getting to the instrument cluster wiring
 
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