Precaution for CAN Communication System

WARNING: This page is about a different car, the 2006 Suzuki XL-7. However, it is still accessible from the selected car via links, so may be relevant.

The loose (1) in the wire harnesses twist of the CAN lines except around the connector (3) should be within 100 mm (3.9 in.). Refer to the wiring diagram for the CAN lines discrimination. Excessively-loosed lines may be influenced by the electric noise.

Fig 1: Identifying Wire Harness Loose & Controller
Courtesy of SUZUKI OF AMERICA CORP.
Do not connect terminals of the CAN line using a bypass wire (1). Otherwise, the CAN line may be influenced by the electric noise.

Fig 2: Precaution For Avoiding Connecting Terminals Of CAN Line Using Bypass Wire
Courtesy of SUZUKI OF AMERICA CORP.