Crank trigger and wideband dropping out under load
Thats great news about the breaker. 200 amps is much more appropriately sized for your 0 gauge cable. Eaton Bussman has great stuff, that is what I used for all of the electrical gear on my car.
Thread Starter
Joined: Aug 2004
Posts: 4,772
Likes: 144
From: Colorado Springs, CO
I'm glad you told me that you didn't have issues with the breaker popping while trying to start, I was thinking it was normal and just something I'd have to live with lol. This one seems to be much more quality than the old one, that's for sure.
I ended up having a cam sync issue while trying to fire up my car on the Fueltech ecu recently. I was cranking it endlessly and it was seeming to be so close to catching. I was really worried about cooking the starter, but never had issues with the breaker. Ended up putting some filters on the cam/crank sensors through the Fueltech software and the thing fired right up.
Glad OP fixed this! I've had similar happen from:
- Spark blowout. It was so bad the car would glitch out and lose sync. Chased a sync issue for a while but eventually an ignition system upgrade fixed it!
- Trigger settings. Had to switch from going low to going high to fix a weird intermittent sync issue.
Thread Starter
Joined: Aug 2004
Posts: 4,772
Likes: 144
From: Colorado Springs, CO
I ended up having a cam sync issue while trying to fire up my car on the Fueltech ecu recently. I was cranking it endlessly and it was seeming to be so close to catching. I was really worried about cooking the starter, but never had issues with the breaker. Ended up putting some filters on the cam/crank sensors through the Fueltech software and the thing fired right up.
Glad OP fixed this! I've had similar happen from:
- Spark blowout. It was so bad the car would glitch out and lose sync. Chased a sync issue for a while but eventually an ignition system upgrade fixed it!
- Trigger settings. Had to switch from going low to going high to fix a weird intermittent sync issue.
Thread Starter
Joined: Aug 2004
Posts: 4,772
Likes: 144
From: Colorado Springs, CO
Correction, my issue is not fixed. I took the car out and did a couple more pulls tonight and I got a CEL for 'trigger reference error' again and on the second pull, it killed the engine.
I keep forgetting to set up the new knock sensor that I installed a few months ago, so maybe that's the issue. But even if it isn't, it obviously still needs to be done. So between that, building a new harness, and getting a new tune from scratch, I'm not sure what else to try. Actually one thing I was thinking about is maybe changing the TPS. We checked it months ago, but maybe there's an anomaly at the top end that we didn't see.
I keep forgetting to set up the new knock sensor that I installed a few months ago, so maybe that's the issue. But even if it isn't, it obviously still needs to be done. So between that, building a new harness, and getting a new tune from scratch, I'm not sure what else to try. Actually one thing I was thinking about is maybe changing the TPS. We checked it months ago, but maybe there's an anomaly at the top end that we didn't see.
Thread Starter
Joined: Aug 2004
Posts: 4,772
Likes: 144
From: Colorado Springs, CO
Another thing I don't think I've mentioned that is kinda odd; one of the OBDII apps on my stereo will open immediately when the problem occurs, even when I don't have any adapter connected. Once again, I'm not sure if it's a feature or a bug. It seems more like a bug though.
Also, my flex fuel sensor might be going bad. I'm saying this more so because the temp reads 192F when the car is cold and then drops as I drive it. The ethanol reading seems like it's OK. It does read 1% when the key is to accessory but it always reads 8 or 9 when it's running. But it makes me wonder if it's affecting this too.
Also, my flex fuel sensor might be going bad. I'm saying this more so because the temp reads 192F when the car is cold and then drops as I drive it. The ethanol reading seems like it's OK. It does read 1% when the key is to accessory but it always reads 8 or 9 when it's running. But it makes me wonder if it's affecting this too.
Last edited by speedjunkie; Dec 14, 2025 at 12:23 PM.
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