LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2016 >> BRZ Series.HyperBlue >> Repair and Diagnosis >> External Pages >> Different car >> Section 7 (Can Communication System) >> CAN Communication System >> Check For Short To Ground >> Description of functions
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Description of functions

WARNING: This page is about a different car, the 2014 Subaru BRZ. However, it is still accessible from the selected car via links, so may be relevant.

Main line or sub-lines may be shorted to ground or shorted to ground within one of the control modules.

Symptoms Possible cause
Resistance between the data link connector 6 (CANH), 14 (CANL) ↔chassis ground is 10 Ωor less
  • CAN bus main line short to GND
  • CAN bus sub-line short to GND
  • Main body ECM (Multiplex network body computer)
  • Combination meter assembly
  • Collation ECM (Smart key computer assembly) (1)
  • Engine control computer
  • Transmission control computer assembly (2)
  • Brake actuator assembly
  • Spiral cable sub-assembly (with sensor)
  • Power steering computer assembly
  • Air conditioner amplifier assembly (3)
  • Airbag sensor assembly
  • PSP (Accessory bus buffer)
  • Wiring harness connector (CAN J/C1)
  • Wiring harness connector (CAN J/C2)
(1) With smart entry
(2) Transmission A/T
(3) For automatic air conditioning system