Page 356 - Foton Workshop Manual - Auman EST-M

DI - 302 Diagnosis - Diagnosis-fault diagnosis of electronic and electrical parts

Failure phenomenon Possible reason Failure elimination

Repair or replace parking brake
1. Parking brake switch (damaged)
switch
Parking brake indicator lamp is
2. Parking brake indicator lamp circuit (open
off/keeps on. Repair or replace harness
or short)
3. Combination instrument (broken) Replace the combination instrument

1. Fuel sensor (broken) Repair or replace the fuel sensor
Fuel indicator lamp keeps on.
2. Fuel sensor circuit (broken or short) Repair or replace harness

Repair or replace driver seat belt
1. Driver seat belt switch (damaged)
Driver seat belt indicator lamp switch
keeps on. 2. Driver seat belt switch circuit (broken or
Repair or replace harness
short)

1. Air filter blocking warning switch Repair or replace air filter
(damaged) blocking warning switch
Air filter blocking warning lamp is
2. Air filter indicator lamp circuit (open or
off/keeps on. Repair or replace harness
short)

3. Combination instrument (broken) Replace the combination instrument
Repair or replace driver cab locking
1. Driver cab locking switch (damaged)
switch
Driver cab unlocked indicator lamp
is off/keeps on. 2. Driver cab locking switch circuit (broken
Repair or replace harness
or short)

The clock gives no or unclear
1. LED (broken) Replace the combination instrument
indication.

1. The current selection is incorrect. Set or adjust it again.
The clock fails to be set.
2. Reset button (damaged) Replace the combination instrument

The odometer gives no or unclear
1. LED (broken) Replace the combination instrument
indication.

DI-302