DESCRIPTION
The ultrasonic sensor sends and receives ultrasonic waves. Based on the received wave, the sensor calculates the approximate distance between the vehicle and the obstacle, and sends the distance value as a signal to the clearance warning ECU assembly.
WIRING DIAGRAM
PROCEDURE
1. |
REPLACE NO. 1 ULTRASONIC SENSOR (REAR CORNER SENSOR RH) |
(a) Remove the No. 1 ultrasonic sensor (rear corner sensor RH) (See page
).
(b) Inspect the No. 1 ultrasonic sensor (rear corner sensor RH) (See page
).
NG | ![]() |
REPLACE NO. 1 ULTRASONIC SENSOR (REAR CORNER SENSOR RH) |
|
2. |
CHECK HARNESS AND CONNECTOR (REAR CORNER SENSOR RH - CLEARANCE WARNING ECU ASSEMBLY) |
(a) Disconnect the P1 No. 1 ultrasonic sensor (rear corner sensor RH) connector.
(b) Disconnect the F95 clearance warning ECU assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
P1-1 (E) - F95-17 (E1) |
Always |
Below 1 Ω |
P1-2 (S) - F95-18 (S1) |
Always |
Below 1 Ω |
P1-1 (E) - Body ground |
Always |
10 kΩ or higher |
P1-2 (S) - Body ground |
Always |
10 kΩ or higher |
OK | ![]() |
PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
Sleep Operation Failure of Occupant Classification ECU (B1796)
DESCRIPTION
During sleep mode, the occupant classification ECU monitors the condition of
each sensor while the ignition switch is off. In this mode, if the occupant classification
ECU detects an internal malfunction, DTC B1796 is stored.
DTC C ...
Removal
REMOVAL
CAUTION / NOTICE / HINT
CAUTION:
Wear protective gloves. Sharp areas on the parts may injure your hands.
PROCEDURE
1. REMOVE REAR SEAT CUSHION HINGE COVER
(a) Using a moulding remover, detach the 3 claws and remove the cover.
2. REMOVE REAR SE ...