Page 276 - Foton Workshop Manual - Tunland (AT)
P. 276
04-130 DIAGNOSTICS - ENGINE CONTROL SYSTEM
Failure code Diagnostic items (DTC definition) Trouble location
• Postprocessing system
• ECM
• Postprocessing DPF inlet tempera-
04 Postprocessing diesel particulate fil- ture sensor
ter inlet temperature sensor circuit - • Postprocessing DPF temperature
P3316
voltage is below normal or shorted sensor module and its harness
to low voltage power supply • Postprocessing system
• ECM
• Postprocessing DPF inlet tempera-
Postprocessing diesel particulate fil- ture sensor
ter inlet temperature sensor circuit - • Postprocessing DPF temperature
P3317
voltage is above normal or shorted sensor module and its harness
to high voltage power supply • Postprocessing system
• ECM
• Postprocessing DPF outlet temper-
Postprocessing diesel particulate fil- ature sensor
ter outlet temperature sensor circuit • Postprocessing DPF temperature
P3319
- voltage is above normal or shorted sensor module and its harness
to high voltage power supply • Postprocessing system
• ECM
• Postprocessing DPF outlet temper-
Postprocessing diesel particulate fil- ature sensor
ter outlet temperature sensor circuit • Postprocessing DPF temperature
P3321
- voltage is below normal or shorted sensor module and its harness
to low voltage power supply • Postprocessing system
• ECM
• Variable geometry turbocharger
Intake manifold 1 pressure - Abnor- (VGT) actuator and its harness
P3361
mal change rate • Postprocessing system
• ECM
• Fuel system
postprocessing diesel particulate filter • Postprocessing DPF differential
P3376 regeneration is incomplete - Prob- pressure sensor and its harness
lems exist • Postprocessing system
• ECM
• EGR system
Engine EGR system - data valid but • Intake mass flow sensor and its
P3382 below normal operating range - harness
medium severity level • Intake system
• ECM
Page 276
