Throwing codes po725,p1857, p1850 wont start. 1. Check for 12 V power with the key on to all of the ECM fuses (43, 32, 34, 10 and 29 in the fuse box) and ensure fuses are good.

2011年6月22日 · Experience: VW FastTrack '00-'01, VW Academy Chicago and Seattle '00-present, VW Certified Verified P1857 is a "load calculation" value- meaning that the ECM feels that the signal it is giving the TCM to calculate what gear it is in, does not seem to be correct.

2011年3月31日 · P0725, P1857, P1850 codes, no A/C, no fan, no shift Need some help from guru's. Have a 2000 jetta with the above issues. It will fail to crank first and then set these codes and have these issues when it does start. It will drive, but takes off in 3rd. It will shift manally but will not go in overdrive.

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Hi, my name is XXXXX XXXXX I am at your service to assist with your VW problems. Welcome to Just Answer. The codes P0725, P1850 and P1857 stand for engine speed reading malfunction. Because all three codes are showing the fault might lie with relay 109. The codes relate to a fault with relay 109 (glow plug relay) on the relay panel inside the car.

VW Master Technician VW Certified 10,874 Satisfied Customers The code p1857 p1850 and p0725 are coming up, Those are the exact codes all 3 come up and no, 1999 4d, No have a macanic

The code p1857 p1850 and p0725 are coming up, Those are the exact codes all 3 come up and no, 1999 4d, No have a macanic vwtech0405 | VW Master Technician VW Certified 10,874 Satisfied Customers

2000年10月9日 · P1850 and P1857? P0725 was the engine speed circuit which I replaced but the engine cut out while driving again and the fault lights came back on. The OTC Genisis scanner repeated the same codes as the first time. Before the speed sensor was replaced, I could drive the car but it was very slow...

2000 vw jetta TDI diesel. About 15,000 miles ago the check engine light came on and it gave me three codes P0725, P1857, and P1857. I cleared the codes and have had no problems until the other day. Ch … read more

G'day mate, this bloody car been driving me nuts!! had it apart a few times and water pump, timing belt/tensioner/pulleys, cam sensor, cam chain adjuster all replaced. it developed rough idle/miss up to 1800rpm after first timing belt reset. ran fine until load on engine was applied. been chasing that miss uptill I replaced cam chain tensioner (bank 2)- …