Tundra 4WD V8-4.6L (1UR-FE) (2010)
Standard resistance:
NG -- CHECK FOR SHORT IN CAN BUS WIRES (ECM)
OK -- REPAIR OR REPLACE NO. 2 JUNCTION CONNECTOR
23. CHECK FOR SHORT IN CAN BUS WIRES (AIR CONDITIONING AMPLIFIER)
(a) Disconnect the J19 air conditioning amplifier connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:
NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO AIR CONDITIONING AMPLIFIER (CANH, CANL)
OK -- REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLY
24. CHECK FOR SHORT IN CAN BUS WIRES (BUS BUFFER ECU)
(a) Disconnect the J59 bus buffer ECU connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:
NG -- REPAIR OR REPLACE CAN BRANCH WIRE CONNECTED TO BUS BUFFER ECU (CAN+, CAN-)