Pinpoint Test L: C0049:01, C0049:7B: Notes
WARNING: This page is about a different car, the 2021 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Normal Operation and Fault Conditions
The brake fluid level switch is hardwired to the ABS module, the module monitors the switch and brake fluid level. If a circuit fault or fluid loss is detected, a DTC is set.
REFER to: Anti-Lock Brake System (ABS) and Stability Control - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Condition |
|---|---|---|
| ABS C0049:01 | Brake Fluid Level: General Electrical Failure | Sets when the ABS module detects a short to ground, voltage or an open circuit in the brake fluid level switch or circuits. |
| ABS C0049:7B | Brake Fluid Level: Low Fluid Level | Sets when the ABS module determines the fluid level in the hydraulic system is low. |
Possible Sources
- Wiring, terminals or connectors
- Leak in the hydraulic system
- Brake fluid level switch
- EBB unit