Page 451 - Foton Workshop Manual - Tunland (AT)
P. 451
DIAGNOSTICS - ENGINE CONTROL SYSTEM 04-305
(f) Use a multimeter to measure the resistance
between the pin 4 of DPF temperature sensor
connector Q01 and the ground.
Standard voltage
Multimeter connection
Standard value
pin 04
Q01（4）-ground Battery voltage
Is the inspection result normal?
YES>To step 3.
No > Maintain or replace the harness.
3 . Check DPF temperature sensor harness
(a) Ignition switch: OFF.
(b) Disconnect the battery negative cable.
(c) Disconnect DPF temperature sensor connector Q01.
(d) Disconnect connector E01 of ECM.
(e) Use a multimeter to measure the resistance
between the pin1 of DPF temperature sensor
connector Q01 and the ground.
Standard resistance
Multimeter connection
Standard value
pin
Q01（1）- ground ＜10 Ω
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