Motorcycle
【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START
Release time:
2021-08-03

Background

Background: A BRP CAN-AM RSS990 (equipped with ROTAX 990 engine) failed to start, it stayed on reverse gear and couldn’t be changed.  Connecting MS80 with the motorcycle by M043, the device couldn't get access to the motorcycle’s system and reminded ”nitial communication failed,please confirm that the power or diagnostic line is connected normally!”when turning on the motorcycle's ignition switch.

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


Causes Analysis

Causes Analysis:

①The device's power indicator is off from the technician’s feedback. If cables are all connected in right way, the indicator should be lighted on. Otherwise, it might be some situations as below:

●Plug into wrong diag socket;

●Diag socket in abnormal situations such as abnormal voltage, broken circuit, pins into wrong holes of diag socket. 

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


②After excluding connecting with the wrong diag socket,the technician detects the voltage of diag socket finding a 12.3V pin boot, so it might be fuse blown or circuit broken. 

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


③After checking its fuses, the technician finds an F7 10A blown out.

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


④After replacing its fuse, the motorcycle successes to start but its engine fault light is on.

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


⑤Connecting MS80 with the motorcycle, its power indicator is on, enter intoMoto Diag;

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


⑥ClickALL, input “BRP” in search bar, clickBRP;

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


⑦Click the newest BRP edition;

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


⑧ClickSelect from system, Auto Scan;

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


⑨After auto scanning, it shows faults as below, clickErase codes;

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


⑩Only the fault of ABS system can't be removed, clickfaultfor more details;

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


⑪Click '?' to check the possible causes: Low brake fluid; 

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


⑫Add into brake fluid;

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


⑬ClickErase codesagain, all systems are normal. The engine fault light is off, the problem gets resolved.

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START

【MAINTENANCE DIAG】A MAINTENANCE CASE OF A BRP CAN-AM RSS990 FAILING TO START


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