LS 460 RWD V8-4.6L (1UR-FSE) (2010)
NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO MAIN BODY ECU (CANH, CANL)
OK -- REPLACE MAIN BODY ECU
27. CHECK FOR SHORT TO GND IN CAN BUS WIRE (NO. 1 METER ECU)
(a) Disconnect the L10 No. 1 meter ECU connector.
(b) Measure the resistance according to the value(s) in the table below.
Result
NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO NO. 1 METER ECU (CANH, CANL)
OK -- REPLACE COMBINATION METER ASSEMBLY (NO. 1 METER ECU SUB-ASSEMBLY) See: Instrument Panel, Gauges
and Warning Indicators/Instrument Cluster / Carrier/Service and Repair/Overhaul/Disassembly
Open in One Side of CAN Branch Line
CAN COMMUNICATION: CAN COMMUNICATION SYSTEM: Open in One Side of CAN Branch Line
- Open in One Side of CAN Branch Line
DESCRIPTION
If 2 or more ECUs and/or sensors do not appear on the Techstream's "CAN Bus Check" screen, one side of the CAN branch wire may be open. (One side
of the CANH [branch wire] /CANL [branch wire] of the ECU and/or sensor is open.)