DESCRIPTIONThe driving support ECU assembly receives a lane departure alert switch signal from the steering pad switch assembly and sends the signal to the forward recognition camera via CAN communication. WIRING DIAGRAMw/ Steering Heater w/o Steering Heater CAUTION / NOTICE / HINTNOTICE: The vehicle is equipped with a Supplemental Restraint System (SRS) which includes components such as airbags. Before servicing (including removal or installation of parts), be sure to read the precaution for Supplemental Restraint System. PROCEDURE
(a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: System Select / CAN Bus Check.
(a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: System Select / Health Check. (e) Check DTCs. (f) Turn the ignition switch off.
(a) Remove the steering pad switch assembly. (b) Inspect the steering pad switch assembly.
(a) Remove the spiral cable with sensor sub-assembly. (b) Inspect the spiral cable with sensor sub-assembly.
(a) Disconnect the D149 spiral cable with sensor sub-assembly connector. (b) Disconnect the A80 driving support ECU assembly connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance (Check for Open):
Standard Resistance (Check for Short):
(d) Connect the A80 driving support ECU assembly connector. (e) Connect the D149 spiral cable with sensor sub-assembly connector.
(a) Disconnect the D21 spiral cable with sensor sub-assembly connector. (b) Disconnect the A80 driving support ECU assembly connector. (c) Measure the resistance according to the value(s) in the table below. Standard Resistance (Check for Open):
Standard Resistance (Check for Short):
(d) Connect the A80 driving support ECU assembly connector. (e) Connect the D21 spiral cable with sensor sub-assembly connector.
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