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Discussion Starter #1 (Edited)
Instructions to access the hidden OBC functions:

  • 1. Hold Trip Reset while turning ignition key to on position
  • 2. OBC should show "Test"
  • 3. Use Trip Reset to select function 19.0 that unlocks all the features
  • 3. Wait for display to show "Off"
  • 4. Depress Trip Reset for 1/4 second and release it
  • 5. With no delay press Trip Reset several times to select one of the following functions
BMW E46 On-Board Computer (OBC) Hidden Codes:

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
  • 1 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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That your left filangee needs to be remorphidefied...

Sent from my magical talkie device
that's what I thought, just needed confirmation....!!

the previous owner's changing of the amber to blue leds for instruments appears to be the source of every niggle in my car!!
 
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