As vehicles age, diagnosing false activation with ABS and stability control systems has become more common. As a rule, most relay coils should measure 40 to 80 ohms but always look up the specifications to be sure. You can still drive the car but if you don't eventually change the tensioner your timing chain may stretch and may come off and cause the guides to fall apart. The first step before beginning any inspection or repair job is to turn the current off at the switch box and Flood damage can also cause corrosion to develop in connectors, wiring and modules long after the flood waters have receded. Car Care Locate the securing screws, usually behind covers or trim, and undo them. Engine Fault: Have the vehicle repaired. C4 Picasso and Grand C4 Picasso (B78) Ice and Satnav questions The Lounge Road vibration, or changes in temperature and/or moisture, may cause resistance in the connection to change, creating an intermittent drop in voltage. 30%, which is very strange since everything was working fine including starting and even the stop/start seemed to work, which shouldn't if the battery charge level is low!! Technician B says an incipient fault is also known as an intermittent fault. Mud packed into crevices where wiring is located can retain moisture and become a source of corrosion. C4 Picasso Safety and other recalls The car had a new ECU earlier this year, when I lifted the bonnet the positive battery connection wasnt pushed down I fixed it in place and the start stop now works spot on but this warning keeps appearing on and off. Car batteries have a "life-span" of their own. There are many ways that electricity is carried around the car electrical system, and a short . Many times, the fix involves replacing a faulty factory part with a revised part, rerouting the factory wiring, or replacing or cleaning a certain wiring connector or ground connection. According to information published by some of the leading car manufacturers, a car may have a low voltage reading or lights that dim when electrical loads are heavy at idle. Citroen C4 Picasso and Grand C4 Picasso (B78) Road Tests and Model Reports ._3Z6MIaeww5ZxzFqWHAEUxa{margin-top:8px}._3Z6MIaeww5ZxzFqWHAEUxa ._3EpRuHW1VpLFcj-lugsvP_{color:inherit}._3Z6MIaeww5ZxzFqWHAEUxa svg._31U86fGhtxsxdGmOUf3KOM{color:inherit;fill:inherit;padding-right:8px}._3Z6MIaeww5ZxzFqWHAEUxa ._2mk9m3mkUAeEGtGQLNCVsJ{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;color:inherit} If an intermittent causes a fuse to fail, replacing the fuse wont fix the problem. ._1QwShihKKlyRXyQSlqYaWW{height:16px;width:16px;vertical-align:bottom}._2X6EB3ZhEeXCh1eIVA64XM{margin-left:3px}._1jNPl3YUk6zbpLWdjaJT1r{font-size:12px;font-weight:500;line-height:16px;border-radius:2px;display:inline-block;margin-right:5px;overflow:hidden;text-overflow:ellipsis;vertical-align:text-bottom;white-space:pre;word-break:normal;padding:0 4px}._1jNPl3YUk6zbpLWdjaJT1r._39BEcWjOlYi1QGcJil6-yl{padding:0}._2hSecp_zkPm_s5ddV2htoj{font-size:12px;font-weight:500;line-height:16px;border-radius:2px;display:inline-block;margin-right:5px;overflow:hidden;text-overflow:ellipsis;vertical-align:text-bottom;white-space:pre;word-break:normal;margin-left:0;padding:0 4px}._2hSecp_zkPm_s5ddV2htoj._39BEcWjOlYi1QGcJil6-yl{padding:0}._1wzhGvvafQFOWAyA157okr{font-size:12px;font-weight:500;line-height:16px;border-radius:2px;margin-right:5px;overflow:hidden;text-overflow:ellipsis;vertical-align:text-bottom;white-space:pre;word-break:normal;box-sizing:border-box;line-height:14px;padding:0 4px}._3BPVpMSn5b1vb1yTQuqCRH,._1wzhGvvafQFOWAyA157okr{display:inline-block;height:16px}._3BPVpMSn5b1vb1yTQuqCRH{background-color:var(--newRedditTheme-body);border-radius:50%;margin-left:5px;text-align:center;width:16px}._2cvySYWkqJfynvXFOpNc5L{height:10px;width:10px}.aJrgrewN9C8x1Fusdx4hh{padding:2px 8px}._1wj6zoMi6hRP5YhJ8nXWXE{font-size:14px;padding:7px 12px}._2VqfzH0dZ9dIl3XWNxs42y{border-radius:20px}._2VqfzH0dZ9dIl3XWNxs42y:hover{opacity:.85}._2VqfzH0dZ9dIl3XWNxs42y:active{transform:scale(.95)} There is also a software error that needs updating. Take a look here: Always worth checking the fuses for hairline cracks and corrosion as there have been a few owners were this was the issue not the main unit. A little fast it has broken, 4 years and 100,000km. If something stops working after a vehicle has been driven a certain distance, or only when idling in traffic, or only on hot days, or only after a certain component has been on for a period if time, it usually indicates a heat-related electrical problem. Road Tests and Reports VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. These procedures ensure that electrical equipment is de energized before it is repaired or inspected to protect you against electrocution or shock. In some cases, the fan relay may have to be rewired with a separate power supply to eliminate the problem. And if you cant get the fault to appear long enough for you to catch it, you cant fix it. A fault in electric boilers. Create an account to follow your favorite communities and start taking part in conversations. The best approach to dealing with intermittent electrical faults is a logical approach that will help you find and fix the fault now, so here are some tips on how to proceed. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. by l666gem@hotmail.com Sun Jul 10, 2022 6:54 pm, Post The ground path in the case of all metal-bodied cars is the body itself. Please enable JavaScript on your browser and try again. Sorry not been on Reddit in ages! Now a new charger is very cheap, high efficiency, good quality, and energy saving . JavaScript is disabled. ._1LHxa-yaHJwrPK8kuyv_Y4{width:100%}._1LHxa-yaHJwrPK8kuyv_Y4:hover ._31L3r0EWsU0weoMZvEJcUA{display:none}._1LHxa-yaHJwrPK8kuyv_Y4 ._31L3r0EWsU0weoMZvEJcUA,._1LHxa-yaHJwrPK8kuyv_Y4:hover ._11Zy7Yp4S1ZArNqhUQ0jZW{display:block}._1LHxa-yaHJwrPK8kuyv_Y4 ._11Zy7Yp4S1ZArNqhUQ0jZW{display:none} .s5ap8yh1b4ZfwxvHizW3f{color:var(--newCommunityTheme-metaText);padding-top:5px}.s5ap8yh1b4ZfwxvHizW3f._19JhaP1slDQqu2XgT3vVS0{color:#ea0027} For instance, if the module failure affects the fuel injection or ignition system circuits, the vehicle will either run poorly or not run at all. Hi All, my name is Collin, Korean, living in Slovakia, Europe. M. The latest failure on my car happened today. Engine fault repair needed. Good day Gents, thanks for your help! Thanks for the video, as it got in to looking. It's not unreasonable to see ECM repairs in excess of $1,500 or $2,000. However, unless an issue means you can't use the car normally then I don't think they contribute to a description of 'unreliable'. When you plug in a device (e.g., a power tool), the electricity takes the easiest path from the plug-in, to the tool, and back to the power source. 2.Use a digital multimeter (DMM) to check the continuity across all of the fuses. What could this mean? ECM Repair Cost. Vauxhall HQ have agreed to fund 30% of the cost (it is out of warranty). Replace fuses that have failed with the same rating fuse. That would drive me mad. If the intermittent is a pattern failure thats occurring in other vehicles of the same make, model and year, chances are the vehicle manufacturer may have published a TSB that identifies the fault and tells you how to diagnose and repair it. I took it to my local car shop and he plugged in his diagnostic tool but could find no faults. It's going to a garage to get checked over but it just seems odd. A starter motor may crank the engine more slowly with reduced voltage but, if the voltage is too low, it may not crank at all. It is in stock in Luton and car booked in again on Tuesday for it to be fitted. The second time my car came with a warning it was the catalytic converter that had broken. Hey, did you find what it was, I have the same fault. Engine Modifications However, the fault can often . Thats why most insurance companies consider flood-damaged cars to be junk. And yes, an electrical shock is an unpleasant experience that nobody wants to encounter. (adsbygoogle = window.adsbygoogle || []).push({}); Post Another source that can often provide insight and answers for hard-to-diagnose faults like intermittents is the International Automotive Technicians Network (www.iatn.net). Apparently, a lot of messages are popping up on the diagnosis tool and pretty much state that the car does not work. Inspect the wiring for loose connectors, unsupported wires, wires rubbing against sharp corners or edges, wire grommets that are missing, etc. @Thanks Moro. I hope this helpful, as having a idea of the issue would have saved me weeks of fault hunting and testing. Special high impedance 10,000 mega ohmmeters should be used for electronics testing. This is a better method than a simple visual inspection. Inspect the wires for damages. If the breaker is bad, it may be opening prematurely. C4 Picasso and Grand C4 Picasso (B78) Problems and Issues Each time we have tested a car a strange error of clutch master cylinder position is not correct and the only way to get the car to start was to clear the codes, pump the clutch a couple of times and it started every time. Solution: Replace two-prong receptacles with properly grounded three-prong ones, if wiring allows it (Also, test all existing three-prong receptacles with a GFCI circuit tester to make sure they're grounded. C4 Owners Insurance Checking the load point for full battery voltage will tell you whether or not sufficient voltage is getting through, and to do that you need a voltmeter. @keyframes ibDwUVR1CAykturOgqOS5{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}._3LwT7hgGcSjmJ7ng7drAuq{--sizePx:0;font-size:4px;position:relative;text-indent:-9999em;border-radius:50%;border:4px solid var(--newCommunityTheme-bodyTextAlpha20);border-left-color:var(--newCommunityTheme-body);transform:translateZ(0);animation:ibDwUVR1CAykturOgqOS5 1.1s linear infinite}._3LwT7hgGcSjmJ7ng7drAuq,._3LwT7hgGcSjmJ7ng7drAuq:after{width:var(--sizePx);height:var(--sizePx)}._3LwT7hgGcSjmJ7ng7drAuq:after{border-radius:50%}._3LwT7hgGcSjmJ7ng7drAuq._2qr28EeyPvBWAsPKl-KuWN{margin:0 auto} .LalRrQILNjt65y-p-QlWH{fill:var(--newRedditTheme-actionIcon);height:18px;width:18px}.LalRrQILNjt65y-p-QlWH rect{stroke:var(--newRedditTheme-metaText)}._3J2-xIxxxP9ISzeLWCOUVc{height:18px}.FyLpt0kIWG1bTDWZ8HIL1{margin-top:4px}._2ntJEAiwKXBGvxrJiqxx_2,._1SqBC7PQ5dMOdF0MhPIkA8{vertical-align:middle}._1SqBC7PQ5dMOdF0MhPIkA8{-ms-flex-align:center;align-items:center;display:-ms-inline-flexbox;display:inline-flex;-ms-flex-direction:row;flex-direction:row;-ms-flex-pack:center;justify-content:center} A short Tuesday for it to be sure converter that had broken name is,. 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