Nissan Armada 2025-2026 Service and Repair Manual: Air Tank

Exploded View

	Bracket		Air tank		Clip
	Protector		Air connector		Air tube
	To air suspension control module
	:vehicle front
	: Always replace after every disassembly.
	:N·m (kg-m, ft-lb)
	:N·m (kg-m, in-lb)
	:Apply silicone sealant.

Removal and Installation

REMOVAL

WARNING:

• When removing the air suspension component parts, always follow the removing procedure since the vehicle height may accidentally drop and it can lead to personal injury.

CAUTION:

Start engine.

Turn auto height mode control switch to ON, shift the shift position to N and set to normal height.

Turn OFF the electronic air suspension function. Refer to Operation.

Stop engine.

Lift up the vehicle.

Remove protector mounting bolts and clips, and remove protector.

Remove silicone sealant between the air connector and air tank .

CAUTION:

Never damage air connector and air tank.

Apply the matching mark to the air tube when replacing air connector .

Loosen the air connector and perform air bleeding.

CAUTION:

• Be careful since air flows swiftly from air tube.

• Loosen the air connector slowly.

• Never disconnect the air connector until the air completely bleeds.

When reusing the air connector , remove air tube and air connector together from air tank .

CAUTION:

• Never damage air connector and air tube.

• When reusing air connector, never remove air tube from air connector.

• If you remove the air tube from the air connector, be sure to replace the air connector.

• Seal remove part using vinyl tape for preventing dirt from getting the remove part.

  NOTE:

  The air connector can be reused as long as you never remove air tube from air connector.

When replacing the air connector, follow the procedure below.Slide the air connector part to direction , and remove the part from the air tube .

CAUTION:

Never damage air tube.

Remove the air connector part from the air tube .

CAUTION:

Never damage air tube.

Remove bracket mounting bolts , and remove brakets from air tank .

CAUTION:

When reusing the air tank, apply the matching marks to the air tank to confirm the installing position of bracket.

Remove air tank from brackets.

Rmove brackets from frame.

INSTALLATION

Install bracket to frame.

Install air tank to brackets.

Install brackets to air tank , and install bracket mounting bolts .

CAUTION:

• When reusing the air tank, align the matching marks applied when removing and install.

• When replaced the air tank, align the air tank installation dimensions (A) and install the bracket .

  

  A	: 85 - 95 mm (3.35 - 3.74 in)

• Install cap of air tank shown in figure.

  

  : vehicle lower

  B	: ±5 degrees

When reusing the air connector, install air tubes and air connectors together to air tank .

CAUTION:

• Never damage air connector and air tube.

• Never remove the vinyl tape until installing the air tube and air connector.

• If you remove the air tube from the air connector, be sure to replace the air connector.

• Never let foreign materials entered into parts.

When replaced the air connector, follow the procedure below.Install air connectors to air tank. Insert the air tube straight into the air connector to the marked point which is applied when removing.

CAUTION:

• Securely insert the air tube with no damage and twist.

• Never remove the air connector cover until air tube is installed.

• Never let foreign materials entered into parts.

Apply silicone sealant to faces air connector and air tank .

CAUTION:

• Before applying the silicone sealant, make sure that there are no clearance between air tank and air connector.

• Apply the silicone sealant to the air tank and air connector jointed parts without any clearance.

Start engine.

Fill the air to the air tank for 180 seconds using CONSULT. Refer to Work Support.

Stop engine.

Install protector, and install mounting bolts and clips.

Lift down the vehicle.

Start engine.

Perform pressure measurements using CONSULT. Refer to Work Support.

NOTE:

Confirm that "Air suspension internal pressure judgement" is OK.

Use CONSULT and vehicle to the normal height. Refer to Work Support.

Turn ON the electronic air suspension function. Refer to Operation.

Stop engine.

Perform inspection after installation. Refer to Inspection.

Inspection

INSPECTION AFTER INSTALLATION

• Make sure the electronic air suspension function is turn ON. Refer to Operation.

• Confirm that no warning message is displayed on the information display. Refer to Air suspension warning.

• Perform the self-diagnosis using CONSULT. Check if any DTC is detected. Refer to CONSULT Function.

• Confirm to close the hood.

• Always check for the air leakage with soapy water.