Honda Fit/Jazz - DTC Troubleshooting: P0401 (80-1) (5MT without ETCS)
DTC Troubleshooting: P0401 (80-1)
DTC P0401 (80-1): | EGR Insufficient Flow |
2. | Test-drive under the following conditions.
- Without any electrical load.
- Decelerate from 88 km/h (55 mph) for at least 5 seconds.
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3. | Check the Temporary DTC with scan tool.
Is Temporary DTC P0401 indicated?
YES - Clean the intake manifold EGR port with carburetor cleaner. Clean the passage inside the EGR valve with carburetor cleaner or replace the EGR valve.
NO - Intermittent failure, go to 4.
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4. | Turn the ignition switch OFF.
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5. | Disconnect the EGR valve 6P connector.
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6. | Connect the battery positive terminal to EGR valve connector terminal No. 4. |
7. | Start the engine and let it idle, then connect the battery negative to terminal No. 6.
Did the engine stall or run rough?
YES - Intermittent failure, system is OK at this time.n
NO - Clean the intake manifold EGR port with carburetor cleaner. Clean the passage inside the EGR valve with carburetor cleaner or replace the EGR valve.n |
Honda Fit/Jazz 02-05 Workshop Manual
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