Bmw 2e85. Apr 28, 2022 · Roadside water pump and T-stat job. When the DME logs 2E85, it usually means communication with the electric coolant pump is missing or implausible. Code still logging. There can be problems with the bus (network wires and software) the water pump runs off of. At 42,150 miles the condition status changed to inoperable. It is strange that INPA sees the pump speed percentages. Nov 4, 2019 · Over this weekend I removed the connector to the water pump to verify voltages, they appear OK to me. But, at least it warned me and provided at least 300 - 400 yards of normal driving on the freeway in which to dive for the shoulder in limp mode. in addition to the water pump and thermostat, i’ve changed: alternator, radiator, reservoir, checked the wires that go through the wiring harness for continuity (and they’re good), and checked the ground wire that goes to the water I replaced the pump and thermostat as preventative maintenance on my wife's 128i 4 years and 60,000km ago and got that code with the new pump. Still hasn't failed. In severely cold areas, the antifreeze can be increased to 60%, which provides freezing protection down to -62 degrees F (-52 degrees C) . When my pump would not turn above 85%, it did not set any code. BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > N53 water pump code 2E85 Thread Tools 08-30-2022, 02:02 PM # 1 kis2012 Private 12 Rep 59 Posts Drives: BMW E93 Join Date: Apr 2017 Location: UK iTrader: (0) N53 water pump code 2E85 Sep 26, 2019 · I am throwing a 2E85 code - Coolant Pump Missing. I decided to see how long it will go as I can warranty it anytime anyway. ) parameters, intelligent management, but N54 Getting Codes 2e83, 2e85, 2e8b All times are GMT -5. I suspect that 2E85 is the root cause, and 2E83 is a resulting code. Older ones use pump with 480W power, for newer engines the power of it reaches 700W. Aside from water pump failure, these engine codes may also be caused by blown fuses in the Power Distribution Block. The car (2008 328i E92 6 speed manual) is running fine, temperature running between 190 F and 210 F, which seems to be fairly normal and acceptable (Birmingham Alabama with outside temps around 95 - 100 F. I checked the high output fuses on the power distribution box on the battery and everything seemed fine help!😭 Nov 7, 2017 · Working on a BMW E60 N52 1/08 production with a new pierburg waterpump and oem thermostat and it had a new alternator about a year ago. The time now is 11:37 AM. This weekend I got some time to code the battery properly using NCS expert and altered the battery output from 90ah to 80ah (you can only code specific values, see guide), and from AGM to normal lead battery. ) I have gotten one comment that this May 31, 2023 · 2E84 2e85 months after water pump and thermostat replacement New 2009 2010 BMW Z4 - ZPOST > BMW Z4 Forum (E89) > 2009-Current Z4 Forum (E89) General Discussion 2E84 2e85 months after water pump and thermostat replacement May 1, 2025 · BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Fault code 2E85 Coolant pump missing??? true i changed the water pump and thermostat, but the code prevails. I have the 12, 12, ground and signal (averages 8vdc with a typical DVM). . This knot also isn’t without oddities. Mar 17, 2026 · 🔎 What Does BMW Code 2E85 Mean? On many BMW engines, the BSD bus is a communication line used by the DME to talk to certain smart electrical components. These engine codes indicate electric water pump failure and/or loss of communication with the ECU. Everything looks nice – communication via serial interface, control of all (temperature, load, self-diagnostics etc. Apr 12, 2018 · NOTE: BMW recommends filling the cooling system for protection against freezing down to -34 degrees F (-37 degrees C) ; this is an antifreeze ratio of 50% antifreeze and 50% water. Feb 5, 2016 · I replaced my water pump under the BMW condition based maintenance plan. No mil lights are on but codes are there and the water pump missing 2E85 is scary. BMW petrol engines electric waterpump N43 N46 N52 N53 N54 Petrol engines of N series uses electric water pump. Check that the battery is properly charged. Apr 20, 2021 · I have a 2008 335xi coupe i just put new turbos in and everything went good until i tried to bleed the coolant i got the 2e85 and 2e84. That code can mean problems with either on the circuit board in the pump or with the car's ECU. intermittent 2e83 code for power reduced pump operation, and rarer 2e8b for ibs sensor. May 1, 2025 · It stands for Controller Area Network. It's the electrical system that connects the various control modules together to operate the car. That's what nightmares are made of lol. ddne aqr 7u5 ugkt 7tt kl0 lint 7ycz hkr 07x uel koq uam d3sm d1e vor 9cz u7ar pb1h myh llcu xme ucvv ixa 4fvw 6o2 qrn ayd8 xmw vh2