Lexus ES: Short to GND in Outer Mirror Indicator(Master) (C1AB2)
DESCRIPTION
This DTC is stored when the blind spot monitor sensor RH detects a short to ground in the outer rear view mirror indicator RH.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C1AB2 | Short to GND in Outer Mirror Indicator(Master) | 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 power switch off.
(b) Turn the power switch on (IG).
(c) Recheck for DTCs and check if the same DTC is output again.
Body Electrical > Blind Spot Monitor Master > Trouble CodesOK:
No DTCs are output.
| OK |  | USE SIMULATION METHOD TO CHECK |
|
| 2. | CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH - OUTER MIRROR CONTROL ECU ASSEMBLY RH) |
(a) Disconnect the R4 blind spot monitor sensor RH connector.
(b) Disconnect the J6 outer mirror control ECU assembly RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Always |
|---|---|---|
| R4-4 (OMIR) - Body ground | Always | 10 kΩ or higher |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
| 3. | INSPECT OUTER REAR VIEW MIRROR ASSEMBLY RH |
(a) Disconnect the z19 outer rear view mirror assembly RH connector.
(b) Disconnect the IND1 outer mirror RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Always |
|---|---|---|
| z19-8 (BSM+) - Body ground | Always | 10 kΩ or higher |
| NG | | REPLACE OUTER REAR VIEW MIRROR ASSEMBLY RH |
|
| 4. | INSPECT OUTER MIRROR CONTROL ECU ASSEMBLY RH |
| (a) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
| NG | | REPLACE OUTER MIRROR CONTROL ECU ASSEMBLY RH |
|
| 5. | INSPECT OUTER MIRROR RH |
(a) Remove the outer mirror RH.
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(b) Inspect the outer rear view mirror indicator RH on the outer mirror RH.
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| OK | | REPLACE BLIND SPOT MONITOR SENSOR RH |
| NG | | REPLACE OUTER MIRROR RH |
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SEE MORE:
Fail-safe Chart
FAIL-SAFE CHART If any of the following DTCs are stored, the ECM enters fail-safe mode to allow the vehicle to be driven temporarily or stops fuel injection. DTC Code Component Fail-Safe Operation Fail-Safe Deactivation Condition P001100 P001107 P001500 P002100 P002107 P002500 VVT sys
CD cannot be Ejected
CAUTION / NOTICE / HINT NOTICE:
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.
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When replacing the radio receiver assembly, alw
