Page 80 - Foton Workshop Manual - Auman EST-M

DI - 26 Diagnosis - Diagnosis-fault diagnosis of electronic and electrical parts

DTC code DTC definition DTC check condition Failed part
● Remote accelerator pedal
or controlling rod position
SAEJ1939 multiple path sensor
communication remote ● Poor contact of
288 accelerator pedal or joy stick Ignition switch at ON communication connector or
position sensor system harness fault
network data error ● OEM VECM
● Gear-box ECM
● Engine ECM
● Anti-theft device
OEM/vehicle data
● Fault of communication
291 communication interface Ignition switch at ON
interface or harness
error
● Engine ECM
● Battery
Real-time clock power ● Damaged harness or
supply interrupted, data not connector between the
319 Ignition switch at ON
stable, intermittent or not battery and ECM
correct ● Real-time clock
● Engine ECM
● 1 cylinder injector solenoid
The current of solenoid valve
valve
drive circuit of Cylinder 1
322 When engine running ● Connector in poor contact
injector is lower than the
or harness open
normal value or open
● Engine ECM
● 3 cylinder injector solenoid
The current of solenoid valve
valve
drive circuit of Cylinder 3
324 When engine running ● Connector in poor contact
injector is lower than the
or harness open
normal value or open
● Engine ECM
● 2 cylinder injector solenoid
The current of solenoid valve
valve
drive circuit of Cylinder 2
331 When engine running ● Connector in poor contact
injector is lower than the
or harness open
normal value or open
● Engine ECM
● 4 cylinder injector solenoid
The current of solenoid valve
valve
drive circuit of Cylinder 4
332 When engine running ● Connector in poor contact
injector is lower than the
or harness open
normal value or open
● Engine ECM
The engine control module
● Battery
343 gives warning for internal Ignition switch at ON
● Engine ECM
hardware failure
● Battery
When the engine speed is
● Poor contact of connector
higher than 500r/min and the
351 Injector power supply failure or broken/short circuit of
battery charging rate is higher
harness
than the minimum threshold
● Engine ECM

DI-026