Power Steering Pump / Steering Rack Noise

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2015 Jaguar XKR-S, 2015 Jaguar XKR, 2015 Jaguar XK, 2014 Jaguar XKR-S, and 2014 Jaguar XKR. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM	POSSIBLE CAUSES	ACTION
Continuous noise	Low power steering fluid or power steering fluid leak	Refer to the Power Steering Pump/Steering Rack Noise - System Fluid Leak Checks pinpoint tests. GO to PINPOINT TEST F .
Continuous noise	NOTE: Look for small air bubbles visible in the fluid, air may also get trapped in the hydraulic system Air in hydraulic system Power steering pipe/hose in contact with the vehicle body Power steering pipe/hose restricted or twisted Power steering pump mounting bolts loose Power steering pump worn or otherwise defective	Bleed air from system. Refer to: POWER STEERING SYSTEM BLEEDING Refer to the Power Steering Pump/Steering Rack Noise - Power Steering System Hose Checks pinpoint tests. GO to PINPOINT TEST G . Check and adjust torque of bolts as required. Refer to: TORQUE SPECIFICATIONS Refer to the Power Steering Pump/Steering Rack Noise - Power Steering System Hose Checks pinpoint tests. GO to PINPOINT TEST G . Install a new power steering pump as required. Refer to: POWER STEERING PUMP
Noise gets worse when system is loaded	NOTE: Refer to the power steering pressure check in this section Low power steering fluid level Aerated fluid Low power steering pump pressure	Refer to the Power Steering Pump/Steering Rack Noise - System Fluid Leak Checks pinpoint tests. GO to PINPOINT TEST F .
Front end accessory drive belt squeal (see definitions of steering system noises below)	Front end accessory drive belt incorrectly tensioned or glazed	Refer to the Power Steering Pump/Steering Rack Noise - Noise Specific Diagnostics (Belt Squeal) pinpoint tests. GO to PINPOINT TEST H .
Chirp noise (see definitions of steering system noises below) from the steering pump when a load is applied	Loose or worn front end accessory drive belt	Refer to the Power Steering Pump Drive Belt Checks - Belt Damage Checks (Chirp Noise) pinpoint tests. GO to PINPOINT TEST H .
Knock, creak, rattle or clonk noise (see definitions of steering system noises below)	Steering gear mounting bolts loose or damaged	Check and adjust torque of bolts as required. Refer to: TORQUE SPECIFICATIONS
	Tie-rod end joint to steering knuckle loose or damaged	Refer to: STEERING LINKAGE / PINPOINT TESTS
	Wear in steering gear tie-rod end ball joints
	Wear in steering gear inner ball joints
	Excess play in the steering gear