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The following test steps must be performed in the given order. If a fault is found in one test step, the subsequent test steps can be skipped.
Function Checks
- Verify mechanical system functions/components
Intake system
Check intake system/charge air hoses for leaks (secondary air, porosity and blockages)
Check the hose clamps at the intake-air system / charge-air system for correct fitting.
Check connected hoses and tubes for kinks, damage etc.
Check air filter for fouling and correct mounting.
Check air mass meter for fouling.
Exhaust-gas turbo charger
Exhaust system
Read and (if applicable) apply Field Remedy 1779
Actuator Tests
- Select the following Functional System:
Electronic Diesel Injection System EDC 16C9, Z 17 DTL, Z 17 DTH
- Perform the following Actuator Tests:
After successful test/fault repair proceed to the next test step
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