Womala PCV Valve Service Kit Oe LR133579 for Land Rover LR4 Doiscovery 5

Product Overview

The PCV Valve Service Kit LR133579 is a genuine OE-grade positive crankcase ventilation (PCV) repair kit engineered for the 3.0L V6 supercharged and 5.0L V8 petrol engines (AJ126 / AJ133) in select for Land Rover and for Jaguar vehicles . This lower-level repair kit contains the rubber diaphragm and pressure control valve cover/cap, allowing replacement of the failed PCV components without replacing the entire camshaft cover assembly . C2D60163 is the Jaguar equivalent part number for the same kit .

⚠️ Important: This is a service kit (diaphragm + cap only) – not a complete valve cover assembly. Two kits are required per vehicle for V8 engines (one per cylinder bank); one kit is sufficient for V6 engines .

Key Features

• Lower-level repair solution – replaces only the failed diaphragm and cap, avoiding the cost of a complete camshaft cover assembly 

• Complete service kit – includes diaphragm, cap, and tension spring 

• OE-grade quality – manufactured to original equipment specifications; made in Germany 

• Direct-fit replacement – matches factory pressure control valve housing

• Addresses known failure – Land Rover Technical Service Bulletin SSM74374/SSM74375 specifically addresses split diaphragm causing air leaks 

OE Cross-Reference

💡 Note: LR133579 (Land Rover) and C2D60163 (Jaguar) are the same PCV service kit. 102123488 is the OEM manufacturer reference number .

Technical Specifications

Vehicle Fitment

Engine details (verify with VIN):

• 3.0L DOHC GDI SC V6 Petrol (AJ126)

• 5.0L OHC SGDI NA/SC V8 Petrol (AJ133)

VIN Notes: Discovery 5 3.0L V6 – Solihull from VIN EA000001 / Nitra from VIN K2000001; New Defender V8 – Nitra from VIN M2000001 .

⚠️ Important: This kit is for petrol engines only – not for diesel variants .

Signs of Failure

• Check engine light – DTCs P2187, P2189, P0505, P0507 (air intake system leak) 

• Rough idle or misfire – unbalanced air-fuel mixture 

• Increased oil consumption – pressure buildup pushing oil into the intake 

• Oil leaks – from seals/gaskets due to excessive crankcase pressure 

• Whistling noise – excessive crankcase vacuum 

💡 Known Failure: The rubber diaphragm within the pressure control valve splits, causing an air leak from the camshaft cover . This is a documented issue addressed by Land Rover Technical Service Bulletins.

Critical – Verify Your VIN Before Ordering

PCV service kits are engine- and quantity-specific. V8 engines require 2 kits; V6 engines require 1 kit . Provide your VIN – our team confirms exact compatibility and correct quantity before dispatch. We cannot accept returns for misordered parts without VIN verification.

💡 Installation Tip: Professional installation recommended. This is a lower-level repair that replaces the diaphragm and cap on the camshaft cover. Refer to Workshop Manual Section 303-08 (Engine Emission Control) for the PCV cap removal and installation procedure .

Why Choose Us

Contact us for bulk orders or VIN‑checked quotes.

Specifications subject to change; images for reference only.Aftermarket replacement – not affiliated with Jaguar Land Rover.

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