Car, MERCEDES, R 251, 251.165 R 350 LL 4MATIC, Headlamp range adjustment (HRA)

Production date: 02 12 15

Hardware number: 46.01

Software number: 27.01

Diagnostic version: 0.1

MB number for hardware: 21 18 20 32 26

Supplier: Hella

Identifier: 00 01

9001: Headlamp range adjustment control module malfunction

9004: Headlamp range adjustment control module not coded

9005: Zero position adjustment has not yet been carried out or is not possible

9011: One of lines to left headlamp range adjustment motor - circuit open or shorted

9012: One of cables to left headlamp range adjustment motor - circuit short to ground

9013: Left headlamp range adjustment motor has excess temperature

9021: One of lines to right headlamp range adjustment motor - circuit open or shorted

9022: One of cables to right headlamp range adjustment motor - circuit short to ground

9023: Right headlamp range adjustment motor has excess temperature

9041: Front axle level sensor voltage supply - circuit short to ground

9042: Front axle level sensor voltage supply - circuit short to battery

9051: HRA [LWR] front axle sensor - circuit short to ground

9052: HRA [LWR] front axle sensor - circuit open or short to battery

9053: HRA [LWR] front axle sensor - signal is implausible

9062: HRA [LWR] rear axle sensor - circuit open or short to battery

9071: Vehicle speed signal from ESC module implausible

Event 90A1: Power supply voltage too low

9006: Left HRA power module malfunction

9007: Right HRA power module malfunction

Event 90A2: Power supply voltage of left HRA power module too low

Event 90A3: Power supply voltage of right HRA power module too low

9002: Lost communication with left HRA power module

9003: Lost communication with right HRA power module

9081: A left headlamp component malfunction

9082: A left headlamp component malfunction

9083: A left headlamp component malfunction

9084: A left headlamp component malfunction

9085: A left headlamp component malfunction

9086: A right headlamp component malfunction

9087: A right headlamp component malfunction

9088: A right headlamp component malfunction

9089: A right headlamp component malfunction

908A: A right headlamp component malfunction

9008: Data record of headlamp range adjustment control module and left HRA power module do not match

9009: Data record of headlamp range adjustment control module and right HRA power module do not match

Event 9031: Fault or interference in CAN message from airmatic with ADS control module or rear axle level control system control module (Level sensor value(s))

Event 9032: No CAN message 'Vehicle speed' from ESP control module

Event 9033: No CAN message 'Low beam' from CGW control module

Event 9034: No CAN message 'Terminal 61' from instrument cluster control module. If there is no specific customer compliant, ignore fault code

Clear DTC

Terminal 15: 13 V

Vehicle speed sensor: 0 km/h

Spring compression at front axle: -7 mm

Spring compression at rear axle: -13 mm

Front axle level sensor: 4980.0 mV

Rear axle level sensor: 4842.8 mV

Target value positioning motors HRA: 295 steps

Zero position adjustment: Valid

Headlamp range adjustment

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