lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Initial Inspection and Diagnostic Overview|Page 4213 > < Initial Inspection and Diagnostic Overview|Page 4211
Page 236
background image

Assembly/Service and Repair/Removal and Replacement/Removal

20. CHECK FOR SHORT TO GND IN CAN BUS WIRE (ELECTRIC POWER CONTROL ECU)

(a) Disconnect the A69 electric power control 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 ELECTRIC POWER CONTROL ECU (CANH,
CANL)

OK --  REPLACE ELECTRIC POWER CONTROL ECU

21. CHECK FOR SHORT TO GND IN CAN BUS WIRE (AIR CONDITIONING AMPLIFIER)

(a) Disconnect the L77 air conditioning amplifier connector.

Initial Inspection and Diagnostic Overview|Page 4213 > < Initial Inspection and Diagnostic Overview|Page 4211