Restricted Air Cleaner Element
Check as follows:
- Check the restriction gauge.
- If the gauge show restriction, go to step 3 .
- If the reading is ok, go to the next step.
- Install a dyno and check air line restriction with a manometer.
- If air line restriction is high, find the source of air inlet blockage.
- If air line restriction is fine, go to the next step.
- Remove the air filter element from the air cleaner container; refer to OEM guidelines.
- Visually inspect the air cleaner element for damage or clogging.
- If no damage or clogging is found, check the charge air cooler; refer to "6.4 Restricted or Cracked Charge Air Cooler" .
- If damage or clogging is found, remove and replace the damaged or clogged air filter element; refer to OEM guidelines then go to the next step.
To avoid injury from inhaling engine exhaust, always operate the engine in a well-ventilated area. Engine exhaust is toxic.
- Start and run the engine.
- Run the engine at idle with a no-load for approximately five minutes, allowing the engine coolant to reach normal operating range.
- Visually inspect exhaust for excessive smoke.
- If the engine exhaust emission appears normal, no further troubleshooting is required. Shut down the engine.
- If the engine exhaust emission is excessively black or gray, shut down the engine. Check the charge air cooler; refer to "6.4 Restricted or Cracked Charge Air Cooler" .
|EPA07 DD15 Troubleshooting Guide - DDC-SVC-MAN-0029|
|Generated on 10-13-2008|