Chart 4
WARNING: This page is about a different variant/trim than selected.
- Unique Idle Concern: Slow Return to Idle, Fast Idle
Carry out the following preliminary checks:
- External fuel source.
- Power take off (PTO), auxiliary idle control, and charge protect devices engaged.
| SYSTEM OR COMPONENT | REFERENCE (Pinpoint Test unless noted) |
|---|---|
| Fuel Quality | REFER to DIAGNOSTIC PROCEDURES , Sufficient Clean Fuel. |
| Engine Operating Temperature | WARM engine to normal operating temperature. SELECT the engine oil temperature (EOT) PID. If the engine oil temperature value is less than 38°C (100°F), GO to Pinpoint Test L . |
| Exhaust Gas Recirculation (EGR) System | GO to Pinpoint Test W . |
| PTO Engagement | GO to Pinpoint Test AN . |