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StuBeeDoo

330d coolant temperature query

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What's the procedure for getting the display in the instrument panel, please? I assume it's done via the OBC button and/or the button(s) in the instrument panel. I've found one reference to it on the forum,but it looks to me like the poster is taking the wee-wee. :(

TIA
Stuart.

Edited by StuBeeDoo
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You want number 7

Instructions to access the hidden OBC functions:

  • Hold Trip Reset while turning ignition key to on position
  • OBC should show "Test"
  • Use Trip Reset to select function 19.0 that unlocks all the features
  • Wait for display to show "Off"
  • Depress Trip Reset for 1/4 second and release it
  • With no delay press Trip Reset several times to select one of the following function s

BMW E46 On-Board Computer (OBC) Hidden Codes
nr example description
1 Car Engine and cluster data
1.0 46nnn Chassis nr/VIN serial number (last 5 digits)
1.1 4nnn K-number
1.2 690236 Cluster Part #
1.3 045210 Coding (04)/diagnosis (52)/bus index (10)
1.4 1200 Week (12)/year of manufacture (2000)
1.5 09_160 Hardware (09) and software # (16.0) of cluster
1.6 Not used
1.7 04__44 CAN-version (04) KI-revision index (44)
2 (test) Cluster System Test - Activates the gauge drivers,
indicators and LEDs to confirm function
3 SI Data
3.0 1098 Used fuel in liters since last SI (Service Inspection)
3.1 0231 Periodic inspection days; elapsed days (since last SI)
4 Momentary Consumption
4.0 0145+ Instant fuel consumption - 0145=14.5 liters/100km
4.1 0018 Instant fuel consumption - 0018=1.8 l/Hour
5 Distance Gone Consumption
5.0 082 Average mileage; 082=8.2 liters/100km
5.1 0536 Calc. km to refuel (momentary distance to go)
6 Fuel Level sensor inputs in liters
6.0 109330+ Fuel level averaged; Left half sensor input=10.9 liters; Right sensor input=33.0 liters
6.1 0439+ Total tank level averaged; vlgs 6.0: 10.9+33.0=43.9 liters
6.2 0442+ Indicated value (44.2) and tank phase
7 Temperature and Speed
7.0 021+ Coolant/Engine temperature (2.1C)
7.1 130 Ambient/Outside temperature - chg met 5 pts. 125/130/135
7.2 + Engine speed / Current RPMs 1/min
7.3 + Vehicle speed / Current Speed in km/hour
8 Input value in HEX form
8.0 1d0+ System voltage ADC-Value Hex code
8.1 26C33C+ ADC Values HG left/HG right
8.2 0000 ADC Value brake degradation sensor (000=o.k.)
8.3 18C ADC Value outside temperature
9 Battery
9.0 140 Battery Voltage - 140 = UB 14.0v
9.1 242013+?
9.2 074_78+?
9.3 0011+?
10 Not used
11 Not used
12 Not used
13 GonG Gong Test
14 Not used
15 Status cluster I/O-ports (bit codes) 0=low; 1=high
1st-belt contact, seat belt fastened=0; 2) ignition lock contact, key inserted=0; 3) door contact, door open=0; 4) clock button pressed=0; 5) SI reset=0, for reset=0; 6) EGS transmission failure=0
Status Digital Outputs (bits) 0=inactive, 1=active
1) Gong output; 2) Brake warning lamp; 3) Low fuel warning lamp; 4) EGA lamp; 5) seat belt lamp; 6) manipulation dot
16 Not used
17 Not used
18 Not used
19 Lock Status; unlocks functions in range 3-18
19.0 L-On/L-Off Unlock: press button when "L-Off"
20 Not used
21 Software Reset; reset OBC settings
00 End of test

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Brilliant! Thanks Rich. :thumbup: What I found elsewhere was mis-information, then. :rolleyes:

you probably found the post where it says to flash ya lights and indicaters etc , was that the one, coz someone was taking the piss

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Always ask on the zone first ;)

I did, :mad: Rasa's right..............

you probably found the post where it says to flash ya lights and indicaters etc , was that the one, coz someone was taking the piss

..........Bury clutch pedal in the carpet, etc, etc. :wacko:

Not helpful, TBH, when someone (I won't be the only one) wants a proper answer to a genuine query.

OK, so now that rant is over, thanks to Rich's post I've managed to check my coolant temp. The ambient temperature was 3.5deg. It took about 4 miles urban driving to get to 85deg, then fluctuated between that and 81deg. Sat waiting at traffic lights (twice), it was rock-steady at 83deg. The needle is bang in the middle of the scale. Does this seem about about right for an M57N?? The reason I wanted to check is my fuel consumption seems to have increased recently.

Edited by StuBeeDoo
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I think that's ok, after all it is winter.

If you were driving on a open road, temp. would rise faster, and up higher.

Edited by TOOM
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Hi, I did quite a bit of research on running temps before I checked this on my own car via OBC, 'normal' can seem to vary anything between high 70's to low 100's depending on a number of factors, though 85-98 seems to be the normal range of operation.

My 330 M54 seems to like 88-94 under normal conditions. Yours doesn't seem terrible, maybe a litle low but I dunno if dervs generally run hotter or cooler. I'm sure an adult will be along soon to clarify for me :thumbup:

Edited by Jester7
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