Lexus ES: Open in Outer Mirror Indicator(Slave) (C1AB5)
DESCRIPTION
This DTC is stored when the blind spot monitor sensor LH detects an open in the outer rear view mirror indicator LH.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C1AB5 | Open in Outer Mirror Indicator(Slave) | Both of the following conditions are met:
|
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When checking for DTCs, make sure that the blind spot monitor system is turned on.
PROCEDURE
| 1. | CHECK DTC |
(a) Turn the engine switch off.
(b) Turn the engine switch on (IG).
(c) Recheck for DTCs and check if the same DTC is output again.
Body Electrical > Blind Spot Monitor Slave > Trouble CodesOK:
No DTCs are output.
| OK |  | USE SIMULATION METHOD TO CHECK |
|
| 2. | CHECK HARNESS AND CONNECTOR (OUTER MIRROR CONTROL ECU ASSEMBLY LH - BLIND SPOT MONITOR SENSOR LH AND BODY GROUND) |
(a) Disconnect the R5 blind spot monitor sensor LH connector.
(b) Disconnect the J28 outer mirror control ECU assembly LH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| R5-4 (OMIL) - J28-13 (BDSL) | Always | Below 1 Ω |
| J28-7 (GND) - Body ground | Always | Below 1 Ω |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
| 3. | INSPECT OUTER MIRROR CONTROL ECU ASSEMBLY LH |
(a) Disconnect the z20 outer rear view mirror assembly LH connector.
| (b) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
| NG | | REPLACE OUTER MIRROR CONTROL ECU ASSEMBLY LH |
|
| 4. | INSPECT OUTER REAR VIEW MIRROR ASSEMBLY LH |
(a) Disconnect the IND2 outer mirror LH connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| z20-8 (BSM+) - IND2-1 (+) | Always | Below 1 Ω |
| z20-12 (GND) - IND2-2 (-) | Always | Below 1 Ω |
| NG | | REPLACE OUTER MIRROR LH |
|
| 5. | INSPECT OUTER MIRROR LH |
(a) Remove the outer mirror LH.
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(b) Inspect the outer rear view mirror indicator LH on the outer mirror LH.
Click here
| OK | | REPLACE BLIND SPOT MONITOR SENSOR LH |
| NG | | REPLACE OUTER MIRROR LH |
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*: Use the Techstream.
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