1 | Fault code | CAN from ASR or ESP (not for Model 463) CAN from ETC or from instrument cluster |
2 | Fault storage Activation of malfunction indicator lamp for engine diagnosis (EURO3/4) or CHECK ENGINE (MIL) | after the end of the test period and faults after two successive driving cycles with faults |
3 | Frequency of the test | continuous |
4 | Checked signal or status | CAN communication |
5 | Test duration | approx. 15 s |
6 | | The data exchange between the control modules is monitored via the CAN controller in the ME-SFI control module. |
P54.18-2146-75
Example of engine CAN data bus
Models 129, 140, 163, 168, 170, 202, 203, 208, 210
A1 Instrument cluster
N3/4 HFM-SFI control module
N3/5 ECM control module
N3/10 ME-SFI control module
N15/3 ETC control module (in part Special Equipment)
N15/4 AKS control module (Special Equipment)
N19/1 Tempmatic air conditioning (TAC) pushbutton control module (in part Special Equipment)
N22 Air conditioning (AAC) pushbutton control module (in part Special Equipment)
N47-1 ASR control module
N47-2 ETS control module
N47-5 ESP control module
N47-7 ABS control module
N54 RCL control module
N54/4 DAS radio frequency/infrared control module
N65 Cycling module Models 170, 210
Y3/7n2 Front-wheel-drive transmission control (FTC FGS) control module (Special Equipment)