Description of SID 57 — Exhaust Brake Fault
SID 57 indicates that during engine operation of the exhaust brake, a fault occurred with the solenoid that actuates the exhaust brake valve. See Figure “Typical Exhaust Brake Installation” .
Note: The exhaust brake solenoid is commonly located on the firewall, not shown in the following figure.
| 1. Exhaust Pipe | 5. Mounting Stud |
| 2. Constant Torque Clamp | 6. Turbocharger |
| 3. Bracket | 7. Exhaust Brake Valve Housing |
| 4. Exhaust Brake Cylinder |
Figure 1. Typical Exhaust Brake Installation
This diagnostic condition is typically:
- Open Circuit (057 05)
- Short to Ground (057 06)
