Absorber Control ECU Communication Stop Mode: Wiring Diagram
- CHECK CAN BUS LINE FOR DISCONNECTION (ABSORBER CONTROL ECU SUB BUS LINE)
- Turn the engine switch off.
- Disconnect the absorber control ECU (K72).
- Measure the resistance according to the value(s) in the table below.
Standard resistance
TESTER CONNECTION SPECIFIED VALUE CHARTTester Connection Condition Specified Value K72-7 (CANH) - K72-8 (CANL) Engine switch off 54 to 69 Ω Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG : REPAIR OR REPLACE ABSORBER CONTROL ECU SUB BUS LINE OR CONNECTOR (CAN-H, CAN-L)
OK : GO TO NEXT STEP
- CHECK WIRE HARNESS (B, GND)
- Measure the resistance according to the value(s) in the table below.
Standard resistance
TESTER CONNECTION SPECIFIED VALUE CHARTTester Connection Condition Specified Value K72-4 (GND) - Body ground Always Below 1 Ω - Measure the voltage according to the value(s) in the table below.
Standard voltage
TESTER CONNECTION SPECIFIED VALUE CHARTTester Connection Condition Specified Value K72-1 (B) - Body ground Engine switch on (IG) 10 to 14 V NG : REPAIR OR REPLACE HARNESS OR CONNECTOR
OK : GO TO NEXT STEP
REPLACE ABSORBER CONTROL ECU
- Measure the resistance according to the value(s) in the table below.