Page 601 - Foton Workshop Manual - Tunland (AT)
P. 601
DIAGNOSTICS - ENGINE CONTROL SYSTEM 04-455
YES>To step 5.
No >Maintenance related faults.
5 . Check accelerator pedal position sensor
(a) Check whether accelerator pedal position sensor is damaged.
(b) Check whether accelerator pedal position sensor circuit is normal.
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Is the inspection result normal?
YES>To step 6.
No >Maintenance related faults.
6 . Check gearshift mechanism
(a) Check whether the gearshift mechanism is in neutral position.
Is the inspection result normal?
YES>To step 7.
No >Maintenance related faults.
7 . Check postprocessing DPF.
(a) Check whether postprocessing DPF can work normally.
Is the inspection result normal?
YES>To step 8.
No >Maintenance related faults.
8 . Replace ECM
(a) Replace ECM. (Refer to "Chapter 11 Engine control system, Engine control module")
(b) Check the data flow of the engine, and make sure the engine phenomenon does not
exist, the system is normal.
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