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Gates EMH197 Engine Crankcase Breather Hose - Air Intake Boot To Idle Valve
OE-Exact Crankcase Breather Hose
The Gates EMH197 is an OE-exact engine crankcase breather hose for emission control service. Built from rubber with molded push-in ends, it restores the crankcase ventilation path between the air intake boot and idle valve on select BMW applications.
Gates Emission Control Hose products focus on direct replacement fit and durable construction for emission system repair. The EMH197 follows the original hose layout and dimensions to help return the system to proper operation on BMW Z3, 323i, 328i, M3, 328is, and 320i applications.
- OE Exact replacement for emission control and crankcase ventilation service
- Rubber construction for everyday underhood durability
- Molded hose design with push-in end types
- Inside diameters: 17 mm (0.685 in) and 25 mm (1 in)
- Centerline length: 330 mm (13 in)
- Compatible with air intake boot to idle valve routing
- Gates EMH197 part number for direct identification
Vehicle Fitment
- Fits 1997-2000 BMW Z3, Air Intake Boot To Idle Valve
- Fits 1998-1999 BMW 323i, Air Intake Boot To Idle Valve
- Fits 1996-1999 BMW 328i, Air Intake Boot To Idle Valve
- Fits 1996-1999 BMW M3, Air Intake Boot To Idle Valve
- Fits 1996-1998 BMW 328is, Air Intake Boot To Idle Valve
- Fits 1995 BMW 320i, Air Intake Boot To Idle Valve
Common Repair Uses
- Cracked or hardened crankcase breather hose replacement
- Restoring emission control hose routing between intake components
- Fixing vacuum leaks caused by deteriorated rubber hose
- Addressing rough idle or drivability issues linked to air leaks
- Replacing a damaged hose on BMW crankcase ventilation systems
Installation Notes
Verify the hose routing, end diameters, and molded shape against the original part before installation. The push-in ends are made for direct connection to the specified intake and idle valve locations, and the 330 mm centerline length should match the factory routing on the listed BMW models. Confirm the part number EMH197 and the vehicle application before service.
Quality Assurance
Gates builds this emission control hose as an OE-exact replacement using high-quality materials for durability and service life. This part cross-references Rein ABV0111P for the same application.
| Brand | Gates |
|---|---|
| Part Number | EMH197 |
| Position | Emission Control Hose, Air Intake Boot To Idle Valve |
| 0 | |
| No | |
| Yes | |
| Branch Quantity | 0 |
| Centerline Length | 13 |
| Centerline Length | 330 |
| Centerline Length (in) | 13 |
| Centerline Length (mm) | 330 |
| End 1 Type | Push In |
| End 2 Type | Push In |
| End Type | Push In |
| Hardware Included | No |
| Hardware Included | No |
| Hose Quantity | 1 |
| Inside Diameter | .685 |
| Inside Diameter | 1 |
| Inside Diameter | 17 |
| Inside Diameter | 25 |
| Inside Diameter 1 (in) | .685 |
| Inside Diameter 1 (mm) | 17 |
| Inside Diameter 2 (in) | 1 |
| Inside Diameter 2 (mm) | 25 |
| Material | Rubber |
| Material | Rubber |
| Molded | Yes |
| Number of Branches | 0 |
| Number of Hoses | 1 |
| Number of Quick Connectors | 0 |
| OE Comparison Rating | OE Exact |
| PCV Valve | No |
| Protective Sleeve | No |
| Protective Sleeve Included | No |
This part fits 19 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2000 | BMW | Z3 | 3.2L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1999 | BMW | 323i | 2.5L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1999 | BMW | 328i | 2.8L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1999 | BMW | M3 | 3.2L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1999 | BMW | Z3 | 3.2L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1998 | BMW | 323i | 2.5L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1998 | BMW | 328i | 2.8L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1998 | BMW | 328is | 2.8L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1998 | BMW | M3 | 3.2L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1998 | BMW | Z3 | 2.8L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1998 | BMW | Z3 | 3.2L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1997 | BMW | 328i | 2.8L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1997 | BMW | 328is | 2.8L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1997 | BMW | M3 | 3.2L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1997 | BMW | Z3 | 2.8L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1996 | BMW | 328i | 2.8L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1996 | BMW | 328is | 2.8L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1996 | BMW | M3 | 3.2L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
| 1995 | BMW | 320i | 2.0L | L6 | GAS | Air Intake Boot To Idle Valve | Emission Control Hose |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.