Brake Warning Light Does Not Go Off: Wiring Diagram
Parking brake/brake fluid level warning light system < Refer to appropriate SYSTEM WIRING DIAGRAM. >
| Step | Check | Yes | No |
|---|---|---|---|
1 CHECK INSTALLATION OF VDCCM&H/U CONNECTOR.
|
Is the connector firmly inserted? | Go to step 2 . | Insert the VDCCM&H/U connector until it is locked by clamp. |
| 2 READ DTC. Read the DTC. < Refer to READ DIAGNOSTIC TROUBLE CODE (DTC) . > |
Is DTC displayed | Perform the diagnosis according to DTC. < Refer to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . > | Go to step 3 . |
| 3 CHECK BRAKE FLUID AMOUNT. Check the amount of brake fluid in the reservoir tank of master cylinder. |
Does the level of the brake fluid amount fall between the lines of "MAX" and "MIN"? | Go to step 4 . | Replenish brake fluid to the specified value. |
4 CHECK BRAKE FLUID LEVEL SWITCH.
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Is the resistance 1 MΩ or more? | Go to step 5 . | Replace the master cylinder. < Refer to MASTER CYLINDER . > |
5 CHECK GROUND SHORT OF HARNESS.
|
Is the resistance 1 MΩ or more? | Go to step 6 . | Repair the harness connector between combination meter and brake fluid level switch. |
| 6 CHECK LAN SYSTEM. Perform the diagnosis for LAN system. < Refer to BASIC DIAGNOSTIC PROCEDURE . > |
Is there any fault in LAN system? | Perform the diagnosis according to DTC for LAN system. < Refer to LIST OF DIAGNOSTIC TROUBLE CODE (DTC) . > | Go to step 7 . |
| 7 CHECK COMBINATION METER. Check the combination meter. < Refer to SELF-DIAGNOSIS DISPLAY MODE , OPERATION, Combination Meter System. > |
Is combination meter OK? | Perform the diagnosis for the parking brake system. < Refer to READ DIAGNOSTIC TROUBLE CODE (DTC) . > | Replace the combination meter. < Refer to COMBINATION METER . > |