This service manual uses various symbols in order to describedifferent service operations.

| (1) | Front of Vehicle |
| (2) | View Detail |
| (2) | View Detail |
| (3) | Ambient Air Mixed with Another Gasor Indicate Temperature Change |
| (4) | Motion or Direction |
| (5) | View Angle |
| (6) | Dimension (1:2) |
| (7) | Ambient/Clean Air Flow or Cool AirFlow |
| (8) | Lubrication Point– Oil orFluid |
| (9) | Task Related |
| (10) | Sectioning (1:3) |
| (11) | Gas Other Than Ambient Air or HotAir Flow |
| (12) | Lubrication Point– Greaseor Jelly |
| (13) | Multidirectional Arrow |
Vehicle Identification Number (VIN)
Interior CareCrankcase Ventilation System Inspection/Diagnosis (Without Turbocharger) Emissions PCV
Special ToolsEN 23951Valve ManometerRemove the oil level indicator. Install aEN 23951valve manometeror equivalent.Start the engine.Check for slight vacuum. The vacuum level should be less than3.377-kPa (1-in-Hg).If vacuum is higher, inspect and verify that the clean airhose from cam cover to air int ...