Chery automobile Service Manual page 155

Diagnostic trouble code: P0480 "Malfunction in control circuit of relay of A/C
condenser fan A"
Item
Operation procedure
No.
Connect the diagnostic tester and
1 adaptor, and turn the ignition switch to
"OFF" position.
Pull out the relay of A/C condenser
fan, turn the ignition switch to "ON"
position and verify that the voltage
2
between the power supply terminal of
the relay (i.e. 30# and 85# pins of the
relay) and the negative grid of power
supply is about 12V.
Verify that the power supply circuit of
3 the relay of A/C condenser fan is open
or short to ground.
Inspect with multimeter to verify that
the voltage
terminal of relay of A/C condenser fan
4
(i.e. 86# pin of the relay) and the
negative grid of power supply is about
3.7V.
Verify that the circuit between the
control terminal of relay (i.e. 86# pin
5
of the relay) and 50# pin of ECU is
open, or is short to power supply or to
ground.
between the control
G-46
Inspection
Follow-up procedure
results
Proceed to next step.
Yes Proceed to Step 4
No Proceed to next step.
Repair or replace the
Yes
wiring harness.
No Proceed to Step 2
Yes Replace the relay.
No Proceed to next step.
Repair or replace the
Yes
wiring harness.
Refer to diagnosis
No
help.