Lexus ES: Luggage Door ECU Communication Stop Mode
DESCRIPTION
Detection Item | Symptom | Trouble Area |
Luggage Door ECU Communication Stop Mode | Any of the following conditions are met: | -
Luggage closer motor assembly branch line or connector
-
Power source circuit of luggage closer motor assembly
-
Luggage closer motor assembly ground circuit
-
Luggage closer motor assembly
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
CAUTION:
When performing the confirmation driving pattern, obey all speed limits and traffic laws.
HINT:
-
Before disconnecting related connectors for inspection, push in on each connector body to check that the connector is not loose or disconnected.
-
When a connector is disconnected, check that the terminals and connector body are not cracked, deformed or corroded.
PROCEDURE
1. | CHECK FOR OPEN IN CAN BUS LINES (LUGGAGE CLOSER MOTOR ASSEMBLY BRANCH LINE) |
(a) Disconnect the cable from the negative (-) battery terminal.
(b) Disconnect the R7 luggage closer motor assembly connector.
(c) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection | Condition | Specified Condition | R7-6 (CANP) - R7-5 (CANN) | Cable disconnected from negative (-) battery terminal | 54 to 69 Ω | | | *a | Front view of wire harness connector (to Luggage Closer Motor Assembly) | | |
NG | | REPAIR OR REPLACE CAN BRANCH LINES OR CONNECTOR (LUGGAGE CLOSER MOTOR ASSEMBLY) |
OK | | |
2. | CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT) |
(a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection | Condition | Specified Condition | R7-11 (GND) - Body ground | Cable disconnected from negative (-) battery terminal | Below 1 Ω | | | *a | Front view of wire harness connector (to Luggage Closer Motor Assembly) | | |
(b) Reconnect the cable to the negative (-) battery terminal.
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Tester Connection | Condition | Specified Condition |
R7-8 (IG) - Body ground | Engine switch on (IG) | 11 to 14 V |
R7-10 (ECUB) - Body ground | Always | 11 to 14 V |
R7-12 (B) - Body ground | Always | 11 to 14 V |
OK | | REPLACE LUGGAGE CLOSER MOTOR ASSEMBLY |
NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
READ NEXT:
DESCRIPTION Detection Item Symptom Trouble Area DCM Communication Stop Mode Any of the following conditions are met:
Communication stop for "DCM" is indicated on the "Communication Bus
DESCRIPTION Detection Item Symptom Trouble Area Tilt and Telescopic ECU Communication Stop Mode Any of the following conditions are met:
Communication stop for "Multiplex Tilt and Tele
DESCRIPTION Detection Item Symptom Trouble Area Parking Assist ECU Communication Stop Mode Any of the following conditions are met:
Communication stop for "Panoramic View Monitor / Cir
SEE MORE:
INITIALIZATION INITIALIZE POWER WINDOW CONTROL SYSTEM (ALL DOORS) NOTICE:
When any of the door window regulator sub-assemblies, power window regulator motor assemblies, door glass or door glass runs have been removed and reinstalled, the power window control system must be initialized. Functions
DESCRIPTION Refer to the description for DTC P0ABF11. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate P1C9F1C Hybrid/EV Battery Current Sensor for Driving Control Voltage Out of Range The difference between IBA and IB0 exceeds the th
© 2016-2024 Copyright www.lexguide.net