Lexus ES: Sending Malfunction (Navigation to APGS) (U0073,U0100,U0129,U0140,U0155,U0164,U0198,U023B,U0265,U0293,U1110)
DESCRIPTION
These DTCs are stored when a malfunction occurs in the CAN communication circuit.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| U0073 | Sending Malfunction (Navigation to APGS) | CAN bus connection error | CAN communication system |
| U0100 | Engine ECU Communication | CAN reception error | CAN communication system |
| U0129 | VSC(ECB)ECU Communication | CAN reception error | CAN communication system |
| U0140 | Lost Communication with Body Control Module | CAN reception error | CAN communication system |
| U0155 | Meter ECU Communication | CAN reception error | CAN communication system |
| U0164 | Air Conditioner ECU Communication | CAN reception error | CAN communication system |
| U0198 | Lost Communication with Telematic Control Module | CAN reception error | CAN communication system |
| U023B | Lost Communication with Image Processing Module "B" | CAN reception error | CAN communication system |
| U0265 | Lost Communication with Image Processing Sensor A | CAN reception error | CAN communication system |
| U0293 | HV ECU Communication | CAN reception error | CAN communication system |
| U1110 | Clearance Sonar ECU Communication | CAN reception error | CAN communication system |
PROCEDURE
| 1. | CHECK DTC (CAN COMMUNICATION SYSTEM) |
(a) Clear the DTCs.
Body Electrical > Navigation System > Clear DTCs(b) Turn the power switch off.
(c) Turn the power switch on (IG) and wait for 30 seconds.
(d) Recheck for DTCs and check if the same DTC is output again.
Body Electrical > Navigation System > Trouble CodesOK:
No DTCs are output.
| OK |  | USE SIMULATION METHOD TO CHECK |
| NG | | GO TO CAN COMMUNICATION SYSTEM |
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Electronic Circuit Inspection Procedure
ELECTRONIC CIRCUIT INSPECTION PROCEDURE
BASIC INSPECTION
(a) WHEN MEASURING RESISTANCE OF ELECTRONIC PARTS
(1) Unless otherwise stated, all resistance measurements are standard values
measured at an ambient temperature of 20°C (68°F). Resistance measurements may be
inaccurate if measured at
Removal
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration)
that must be performed after parts are removed and installed, or replaced during
rear disc brake pad removal/installation are shown below.
Necessary Procedures After Parts Remov
