COMMUNICATION BUS ARCHITECTURE
CAN BUS architecture
ZA: chassis zone
ZB: ECU bracket on dashboard
ZC: overhead ledge zone
ZD: dashboard zone
ZE: doors zone
Bus architecture LIN
A03A Main information display C2b
A07 Radio set B2b
A13B Robotized transmission management ECU B6d
A14 Engine management ECU B3c
A21 Braking management ECU (EBS) B6d
A26 Driver's trip computer ECU (DECU) B2c
A31 Vehicle anti-theft system ECU B2c
A33 Tachograph C2a
A34B Air conditioning management ECU A2c
A36 Bodybuilder pre-equipment management ECU (BBM) B2c
A125 Onboard management system interface ECU B1a
A132 Vehicle immobiliser interlock ECU B2c
A154 Video display B2b
A160 Cab information management ECU (CIOM) B2c
A161 Man/machine interface management ECU (HMIIOM) B2c
A162 Front chassis area information management ECU (FCIOM) A2d
A163 Central chassis area information management ECU (CCIOM) B6d
A164 Rear chassis area information management ECU (RCIOM) B8d
A165L Left-hand door information management ECU (DDM/PDM) C3c
A165R Right-hand door information management ECU (DDM/PDM) A3c
A169 Video ECU (VS) B2c
A174B Exhaust gases post-treatment management ECU (ACM) B6d
A175 Additional telematics management ECU (TESP) B2c
A176 Camera unit plus object detection and change of lane sensors
(LPOS) B1a
A177 Air production management (APM) B5d
A187 Main vehicle management ECU (VMCU) B2b
B96 Nitrogen oxide concentration sensor A5d
B96B Nitrogen oxide concentration sensor after catalytic converter A5d
B238 Object detection, and distance radar sensor (FLS) B1d
ZB: ECU bracket on dashboard
ZC: overhead ledge zone
ZD: dashboard zone
ZE: doors zone
Bus architecture LIN
Key to appliances
Code Function Location
A31 Vehicle anti-theft system ECU B2c
A34B Air conditioning management ECU A2c
A160 Cab information management ECU (CIOM) B2c
A161 Man/machine interface management ECU (HMIIOM) B2c
A163 Central chassis area information management ECU (CCIOM) B6d
A165L Left-hand door information management ECU (DDM/PDM) C3c
A165R Right-hand door information management ECU (DDM/PDM) A3c
A170A Cab air conditioning control panel B2b
A172 Infra-red receiver for interconnection between the keypad and the
Navigation functions management ECU B2c
A173A Parking brake electrical control B2b
A175 Additional telematics management ECU (TESP) B2c
A177 Air production management (APM) B5d
A187 Main vehicle management ECU (VMCU) B2b
A211 Air/air independent heater C3c
B236 Mist on windscreen sensor B1b
B239 Rain and light detection sensors unit B1b
B242 Ultrasound decoder for anti-intrusion protection (UIP) B4a
B250 24V DC battery charge status sensor C5d
E128 Air/water independent heater A3c
H06 Horn - Alarm siren A2c
M44L Front left-hand door window mechanism motor with anti-pinch
system C3c
M44R Front right-hand door window mechanism motor with anti-pinch
system A3c
S36L Control for front left-hand window mechanism motor C3c
S36R Control for front right-hand window mechanism motor A3c
S253 Onboard equipment auxiliaries management remote control
(LECM) B4b
S261 Re-positionable control unit (group 5) C2a
S264 Re-positionable control unit (group 1) B2c
S266 Re-positionable control unit (group 2) B2c
S268 Re-positionable control unit (group 3) B2c
S274 Steering wheel mounted controls C2b
S276 Steering wheel mounted controls C2b
S277 External lighting controls unit C2c
S278 Cruise control commands unit B2c
S280 Cab lighting control B2c
S282 Air suspension controls assembly C3c
