| fault code | P0269 |
|---|---|
| after sales description of the fault code | adjustment of idling speed: the quantity necessary for cylinder 3 is abnormal |
| main customer complaints likely | lack of power |
| uneven engine idle speed | |
| the engine runs on 2 or 3 cylinders | |
| smoke from the exhaust | |
| exhaust smell | |
| back-up mode following returning of the faults | - |
| conditions for returning of the fault | - |
| suspect areas / faulty components | fuel |
| cylinder compression | |
| fuel injector/cylinder head leak | |
| fuel injector | |
| appropriate tools | dummy pre-heat plugs (suited to the engine) |
| diesel compression meter | |
| tightening tools | |
| high-pressure fuel circuit leak detector | |
| engine concerned | DV4 Siemens, DW10B/U Siemens |
| fault code | P0269 |
|---|---|
| after sales description of the fault code | correction of injector flow rate cylinder 3: injection time too long or too short |
| description of the diagnostics | injector idle time correction too negative or too positive (injector 3 delivers too much or not enough) |
| conditions of activation of the diagnostics | consult the associated contexts for the Pcode forwarding conditions |
| conditions of disappearance of the fault | driving for 5 minutes |
| down-grade modes if fault present | deactivation of processing of the accelerometry |
| deactivation of the pilot and post-injection injections | |
| deactivation of the accelerometry strategies | |
| deactivation of the injector idle time correction strategy | |
| switching on of the warning lamp and/or warning message | - |
| main customer complaints likely | jerking/stalling |
| unwanted acceleration | |
| noise | |
| diesel fuel consumption a bit higher | |
| smoke from the exhaust | |
| lack of power | |
| starting problem | |
| risk of particle filter clogging | |
| engine overheating with illumination of the engine coolant temperature indicator light | |
| suspect areas | fuel |
| cylinder head | |
| cylinder compression | |
| fuel injector | |
| electrical harness | |
| connector | |
| fuel pressure regulator |
| fault code | P0269 |
|---|---|
| after sales description of the fault code | correction of injector flow rate cylinder 3: injection time too long or too short |
| description of the diagnostics | injector idle time correction too negative or too positive (injector 3 delivers too much or not enough) |
| conditions of activation of the diagnostics | at idle |
| conditions of disappearance of the fault | driving for 5 minutes |
| down-grade modes if fault present | deactivation of the pilot and post-injection injections |
| deactivation of the injector idle time correction strategy | |
| switching on of the warning lamp and/or warning message | - |
| main customer complaints likely | jerking/stalling |
| unwanted acceleration | |
| noise | |
| diesel fuel consumption a bit higher | |
| smoke from the exhaust | |
| lack of power | |
| starting problem | |
| risk of particle filter clogging | |
| engine overheating with illumination of the engine coolant temperature indicator light | |
| suspect areas | fuel |
| cylinder head | |
| cylinder compression | |
| fuel injector | |
| electrical harness | |
| connector | |
| fuel pressure regulator |
| fault code | P0269 |
|---|---|
| after sales description of the fault code | injector 3 control: correction of the injector dead time outside the standards |
| description of the diagnostics | injector opening time calculated by resetting and looking at the engine speed response at the moment of injection, greater than 180 µs if the injection rail pressure is 230 bars |
| injector opening time calculated by resetting and looking at the engine speed response at the moment of injection, greater than 100 µs if the injection rail pressure is 600 bars | |
| conditions of activation of the diagnostics | engine running |
| conditions of disappearance of the fault | the following conditions have to be met - engine hot (coolant temperature above 70°C) - external air temperature greater than 0°C - vehicle speed higher than 40 km/h - perform long decelerations without braking (between 2500 and 1500 rpm) - gear higher than 3rd |
| down-grade modes if fault present | deactivation of the ASR (wheel anti-skid) |
| performance of ESP settings impossible | |
| deactivation of the strategy for monitoring the current of the fuel flow regulation valve | |
| reversible deactivation of the vehicle speed limiter | |
| reversible deactivation of the vehicle cruise control | |
| switching on of the warning lamp and/or warning message | - |
| main customer complaints likely | engine hesitating, cutting out |
| unwanted acceleration | |
| noise | |
| starting problem | |
| diesel fuel consumption a bit higher | |
| smoke from the exhaust | |
| lack of power | |
| starting problem | |
| engine overheating (lighting of the engine coolant temperature warning lamp) | |
| suspect areas | electrical harness |
| connectors | |
| fuel injector 3 | |
| configuration: injector classification |