Nissan Altima 2007-2012 Service Manual: Oil seal

Removal and Installation of Valve Oil Seal

REMOVAL

1. Turn crankshaft until the cylinder requiring new oil seals is at TDC. This will prevent valve from dropping into cylinder.

CAUTION: When rotating crankshaft, be careful to avoid scarring the front cover with the timing chain.

2. Remove camshaft relating to valve oil seal to be removed. Refer to EM-177, "Removal and Installation".

3. Remove valve lifters. Refer to EM-177, "Removal and Installation".

4. Remove valve collet, valve spring retainer and valve spring using Tool.

CAUTION: When working, take care not to damage valve lifter holes.


<ul></ul></table></ul><div style=

Camshaft
Removal and Installation 1. Camshaft position sensor bracket (RH) 2. Camshaft brackets 3. No. 1 camshaft bracket (RH) 4. Camshaft (EXH) RH 5. Camshaft (INT) RH 6. Cylinder head (RH) 7. Cylin ...

Cylinder head
Removal and Installation 1. Cylinder head bolt 2. Cylinder head 3. Cylinder head gasket 4. Engine block A. Follow installation procedure REMOVAL 1. Remove the intake and exhaust camshafts. Re ...

Other materials:

P2A00 A/F sensor 1
Description The air fuel ratio (A/F) sensor 1 is a planar one-cell limit current sensor. The sensor element of the A/F sensor 1 is composed an electrode layer, which transports ions. It has a heater in the element. The sensor is capable of precise measurement = 1, but also in the lean and r ...

P0420 three way catalyst function
DTC Logic DTC DETECTION LOGIC The ECM monitors the switching frequency ratio of air fuel ratio (A/F) sensor 1 and heated oxygen sensor 2. A three way catalyst (manifold) with high oxygen storage capacity will indicate a low switching frequency of heated oxygen sensor 2. As oxygen storage c ...

Clearing the programmed information
The following procedure clears the programmed information from both buttons. Individual buttons cannot be cleared. However, individual buttons can be reprogrammed. See “Reprogramming a single HomeLink® button” in this section. To clear all programming: 1. Press and hold the two outer Ho ...