DESCRIPTION
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
U1110 |
No communication from the clearance warning ECU assembly continues. |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
HINT:
PROCEDURE
1. |
RECONFIRM DTC OUTPUT |
(a) Reconfirm DTCs.
HINT:
If CAN No. 2 bus DTC U1002 is output from the power management control ECU (Techstream display: PM1 Gateway), troubleshoot for U1002 and check for malfunctions in the CAN No. 2 main bus circuit.
Result |
Proceed to |
---|---|
U1002 is not output from power management control ECU (Techstream display: PM1 Gateway) |
A |
U1002 is output from power management control ECU (Techstream display: PM1 Gateway) |
B |
B | ![]() |
GO TO CIRCUITS INDICATED BY OUTPUT DTCS |
|
2. |
CHECK FOR OPEN IN CAN BUS WIRES (CLEARANCE WARNING ECU ASSEMBLY BRANCH WIRE) |
(a) Turn the ignition switch off.
(b) Disconnect the clearance warning ECU assembly connector. Text in Illustration
|
|
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Value |
---|---|---|
D79-17 (R1) - D79-18 (R2) |
Ignition switch off |
54 to 69 Ω |
NG | ![]() |
REPAIR OR REPLACE CAN BUS BRANCH WIRE (CLEARANCE WARNING ECU ASSEMBLY BRANCH WIRE) |
|
3. |
CHECK HARNESS AND CONNECTOR (POWER SOURCE TERMINAL) |
(a) Turn the ignition switch to ON.
(b) Measure the voltage according to the value(s) in the table below. Standard Voltage:
|
|
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT) |
|
4. |
CHECK HARNESS AND CONNECTOR (GROUND TERMINAL) |
(a) Turn the ignition switch off.
(b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
OK | ![]() |
REPLACE CLEARANCE WARNING ECU ASSEMBLY |
NG | ![]() |
REPAIR OR REPLACE HARNESS OR CONNECTOR (GROUND TERMINAL) |
Terminals Of Ecm
TERMINALS OF ECM
HINT:
The standard voltage between each pair of ECM terminals is shown in the table
below. The appropriate conditions for checking each pair of terminals are also indicated.
The result of checks should be compared with the standard vol ...
Illumination for Panel Switch does not Come on with Tail Switch ON
PROCEDURE
1.
CHECK VEHICLE SIGNAL (OPERATION CHECK)
(a) Enter the "Vehicle Signal Check Mode" screen.
Refer to Check Vehicle Signal in Operation Check (See page
).
...
System Description
SYSTEM DESCRIPTION
1. ACCESSORY METER ASSEMBLY
(a) Warning or Indicator
Item
Detail
Front passenger side seat belt warning light
Receives a front passenger side seat belt warning light signal from the
co ...