Search Results
| Search type | Search syntax |
|---|---|
| Tags | [tag] |
| Exact | "words here" |
| Author |
user:1234 user:me (yours) |
| Score |
score:3 (3+) score:0 (none) |
| Answers |
answers:3 (3+) answers:0 (none) isaccepted:yes hasaccepted:no inquestion:1234 |
| Views | views:250 |
| Code | code:"if (foo != bar)" |
| Sections |
title:apples body:"apples oranges" |
| URL | url:"*.example.com" |
| Saves | in:saves |
| Status |
closed:yes duplicate:no migrated:no wiki:no |
| Types |
is:question is:answer |
| Exclude |
-[tag] -apples |
| For more details on advanced search visit our help page | |
Results tagged with electronic-control-module
Search options answers only
not deleted
user 10976
1
vote
What are all the relays and circuitry on the fuse box of a modern car for?
The relays allow a small switch to control a large current.
The fuse box and relays are in one place as many connections are common and also make it easy to find the fuses - imagine having single fuse …
- 34.7k
1
vote
What kinds of tuning can ruin a car's ability to pass emissions testing?
Performance tuning changes the fuel delivery and other things like the ignition timing to develop more power.
This is fine, but when certain countries set emission standards of x at y rpm then due to …
- 34.7k
0
votes
ECU tuning exhaust - why?
Timing, fuel delivery ie what is called the characteristic map.
If you want to get to grips with this, read up on the early engine controls such as the J and K systems by Bosch - these were simpler th …
- 34.7k
1
vote
Is it possible to reset the mileage of relatively new vehicles and is there a way to identif...
Yes, many ways, one being replace the dash cluster.
For the codes, once they are cleared then they are gone... I have chatted with garages and one with dealer level readers and once cleared...
- 34.7k
3
votes
Accepted
How do paired injectors work?
Yes, paired injectors is one solution, but have you looked for standalone ecu's with more outputs? It does affect the fuel use obviously, as only one cylinder is firing while the other is closing exha …
- 34.7k
3
votes
Accepted
When doing an engine swap , do you have to have a matching ecu
There are 3 options:
1) use the ecu matching the engine
2) purchase a third party tuning ecu and get it programmed to suit
3) have a tuning company re-program the existing ecu from the old engine - …
- 34.7k
1
vote
Accepted
How to remove pin from Subaru ECU plug
Based on experience of other plugs, you need to make a small implement that will slide into the little rectangular slot next to the connector square hole with the wire that you want to remove - the id …
- 34.7k
0
votes
Does a replacement ECU need programming to the car?
So, not sure from your question if you have had the work done or not, but it won't affect the answer.
The new (or good second hand replacement) will need to be programmed to the vehicle as it needs t …
- 34.7k
1
vote
Can an undercharged battery cause the van to have trouble keeping a high enough idle to keep...
You need to put your battery on charge for at least 24 hours with a decent mains charger.
Once the battery has a proper charge (and 45 minutes won't do it) then you can re-evaluate the other problems …
- 34.7k
2
votes
What does it take to program a used ECU?
Experience with other vehicles means you will need the computer / linkcable / software (not an aftermarket one but usually a dealer level) that matches your vehicle and that will be able to code your …
- 34.7k
3
votes
Can retail OBDII scanners "kill" my car's ECU?
I would suspect that it was the dealer's system / ecu flash attempt that killed your ecu. My evidence - being a member of the jaguar forum where similar things have happened : a small update that fail …
- 34.7k
2
votes
Accepted
Help tracking down a battery drain issue on a 2007 Vauxhall Corsa
If the relay is not defective, then I would check for any chaffed or damaged wires under the bonnet or under the dash - this could cause the relay to energise. One other possibility is someone has mis …
- 34.7k