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Home >> Mercedes Benz >> 1997 >> E320 >> Repair and Diagnosis >> Accessories & Equipment >> Wiper/Washer Systems >> Electrical System - Self-Diagnostic System - 210 Chassis >> Self-Diagnostic System >> Electrical headlamp range adjustment (HRA) diagnosis, fault memory - AD82.10-P-4000A

Electrical headlamp range adjustment (HRA) diagnosis, fault memory - AD82.10-P-4000A

MODEL 208, 210 as of 1.6.98 with CODE (612) Xenon headlamp unit 

DANGER Risk of death  caused by high voltage levels present at xenon headlamps.
Risk of explosion/risk of fire  due to highly flammable materials in the area of damaged xenon bulbs
Risk of injury  from UV light, hot components at xenon headlamps and glass splinters when xenon bulbs crack
Risk of poisoning  from inhaling mercury vapors and from swallowing/skin contact with poisonous salts and mercury compounds		 Do not come into contact with parts that are under high voltage. Persons with active electronic implants  (e.g. heart pacemakers) must never work on xenon headlamps. Switch off entire lighting system. Wear insulating safety shoes, safety glasses and protective gloves. Remove highly inflammable materials from the hazard area. Ensure the work area is adequately ventilated. AS82.10-Z-0001-01A
  Electrical headlamp range adjustment (HRA) diagnosis, previous knowledge   AD82.10-P-2000A 
  Connecting and using test equipment   AD00.00-P-1000AZ
  Fault memory:     
Fault code HAND-HELD TESTER Possible cause  Note  Remedy 
B1000 Control unit circuit 15 undervoltage   Model 208: ↓ AD82.10-P-6000-02A
Model 210:↓ AD82.10-P-6000-02B 
B1001 Control unit for headlamp range adjustment (N71) defective  
  • Replace control unit for headlamp range adjustment (N71)
B1002 Optical signal from light module (N7-1)   AD82.10-P-6000-03A 
B1003 Vehicle speed signal (ABS) implausible  
  • Cables
B1260 Headlamp range adjustment front axle sensor (A52): Lead SHORT-CIRCUIT TO GROUND   AD82.10-P-6000-05A 
B1261 Headlamp range adjustment rear axle sensor (A51): line SHORT-CIRCUIT TO GROUND   AD82.10-P-6000-04A 
B1262 Headlamp range adjustment front axle sensor (A52): Line SHORT-CIRCUIT TO POSITIVE   AD82.10-P-6000-05A 
B1263 Headlamp range adjustment rear axle sensor (A51): line SHORT-CIRCUIT TO POSITIVE   AD82.10-P-6000-04A 
B1264 Headlamp range adjustment front axle sensor (A52): line SHORT-CIRCUIT TO GROUND or OPEN-CIRCUIT   AD82.10-P-6000-05A 
B1265 Headlamp range adjustment rear axle sensor (A51): line SHORT-CIRCUIT TO GROUND or OPEN-CIRCUIT   AD82.10-P-6000-04A 
B1266 Headlamp range adjustment front axle sensor (A52): line <Ω or >Ω   AD82.10-P-6000-05A 
B1267 Headlamp range adjustment rear axle sensor (A51): line <Ω or >Ω   AD82.10-P-6000-04A 
B1268 Headlamp range adjustment front axle sensor (A52): Line SHORT-CIRCUIT TO POSITIVE   AD82.10-P-6000-05A 
B1269 Headlamp range adjustment rear axle sensor (A51): line SHORT-CIRCUIT TO POSITIVE   AD82.10-P-6000-04A 
B1480 Motor for left headlamp range adjustment (E1m1): line SHORT-CIRCUIT TO GROUND   AD82.10-P-6000-06A 
B1481 Motor for right headlamp range adjustment (E2m1): line SHORT-CIRCUIT TO GROUND   AD82.10-P-6000-07A 
B1482 Motor for left headlamp range adjustment (E1m1): line SHORT-CIRCUIT TO POSITIVE   AD82.10-P-6000-06A 
B1483 Motor for right headlamp range adjustment (E2m1): line SHORT-CIRCUIT TO POSITIVE   AD82.10-P-6000-07A 
B1484 Motor for left headlamp range adjustment (E1m1): line SHORT-CIRCUIT TO GROUND   AD82.10-P-6000-06A 
B1485 Motor for right headlamp range adjustment (E2m1): line SHORT-CIRCUIT TO GROUND   AD82.10-P-6000-07A 
B1486 Motor for left headlamp range adjustment (E1m1): line SHORT-CIRCUIT TO POSITIVE   AD82.10-P-6000-06A 
B1487 Motor for right headlamp range adjustment (E2m1): line SHORT-CIRCUIT TO POSITIVE   AD82.10-P-6000-07A 
B1488 Motor for left headlamp range adjustment (E1m1): line OPEN-CIRCUIT   AD82.10-P-6000-06A 
B1489 Motor for right headlamp range adjustment (E2m1): line OPEN-CIRCUIT   AD82.10-P-6000-07A 
B148A Motor for left headlamp range adjustment (E1m1): blocked, incorrect polarity or SHORT-CIRCUIT   AD82.10-P-6000-06A 
B148B Motor for right headlamp range adjustment (E2m1): blocked, incorrect polarity or SHORT-CIRCUIT   AD82.10-P-6000-07A 
B148C Motor for left headlamp range adjustment (E1m1): line SHORT-CIRCUIT TO GROUND or OPEN-CIRCUIT   AD82.10-P-6000-06A 
B148D Motor for right headlamp range adjustment (E2m1): line SHORT-CIRCUIT TO GROUND or OPEN-CIRCUIT   AD82.10-P-6000-07A 
B148E Motor for left headlamp range adjustment (E1m1): line SHORT-CIRCUIT TO POSITIVE or OPEN-CIRCUIT   AD82.10-P-6000-06A 
B148F Motor for right headlamp range adjustment (E2m1): line SHORT-CIRCUIT TO POSITIVE or OPEN-CIRCUIT   AD82.10-P-6000-07A 
B1490 Motor for left headlamp range adjustment (E1m1): line SHORT-CIRCUIT TO GROUND   AD82.10-P-6000-06A 
B1491 Motor for right headlamp range adjustment (E2m1): line SHORT-CIRCUIT TO GROUND   AD82.10-P-6000-07A 
B1492 Motor for left headlamp range adjustment (E1m1): line SHORT-CIRCUIT TO POSITIVE   AD82.10-P-6000-06A 
B1493 Motor for right headlamp range adjustment (E2m1): line SHORT-CIRCUIT TO POSITIVE   AD82.10-P-6000-07A 
B1494 Motor for left headlamp range adjustment (E1m1): line <Ω or >Ω   AD82.10-P-6000-06A 
B1495 Motor for right headlamp range adjustment (E2m1): line <Ω or >Ω   AD82.10-P-6000-07A 
B1772 Control unit for headlamp range adjustment (N71) not coded/incorrectly coded   AD82.10-P-2000-02A 
B1773 Zero position programming not yet performed or not possible  
  • Perform zero position programming (see HHT, Programming menu)
  • Control unit for headlamp range adjustment (N71)
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