Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2012 Land Rover LR2 HSEFACTORY OEM SERVICE PROCEDURE
Electronic Engine Controls (I6 3.2L Petrol): Specifications
| Item | Specification |
|---|---|
| Heated oxygen sensor (H02S) removal* | Apply WD40 or equivalent |
| Heated oxygen sensor (H02S) threads | Apply suitable high temperature anti-seize compound to threads of sensor (Castrol Optimol) |
* Apply to area around sensor threads prior to attempting to remove sensor
GENERAL SPECIFICATION
| Item | Specification |
|---|---|
| Engine management system: | |
| Make | Denso |
| Camshaft position sensor: | |
| Make | Denso |
| Type | MRE (hall affect) |
| Crankshaft position sensor: | |
| Make | Denso |
| Type | Variable reluctance |
TORQUE SPECIFICATIONS
| Description | Nm | lb-ft |
|---|---|---|
| Camshaft position (CMP) sensor bolt+ | 10 | 7 |
| Catalyst monitor sensor | 45 | 33 |
| Catalyst monitor sensor harness support bolt | 6 | 5 |
| Crankshaft position (CKP) sensor Torx bolt | 10 | 7 |
| Engine control module (ECM) bracket bolts | 6 | 4 |
| Flywheel sensor bolt | 10 | 7 |
| Flywheel sensor bracket screws | 10 | 7 |
| Fuel rail pressure sensor | 6 | 5 |
| Heated oxygen sensor (H02S)++ | 45 | 33 |
| Knock sensor retaining bolt | 20 | 14 |
| Mass air flow (MAF) sensor Torx screws | 2 | 1 |
+ Apply clean engine oil to a new CMP sensor O-ring seal
++ Apply anti-seize lubricant to threads of sensor - See Lubricants
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.