Page 927 - Foton Workshop Manual - Tunland (AT)
P. 927
DIAGNOSTICS - AIR CONDITIONING SYSTEM 04-781
(a) Disconnect battery negative cable.
(b) Unplug the relay R14 of air conditioner compressor
(c) Connect battery negative cable.
(d) Start the engine.
(e) Turn on the A/C switch.
04
(f) Measure the voltage based on the value in
the following form.
Standard voltage
Multimeter connection Standard value
R14 (2) - Ground
Battery voltage
R14 (3) - Ground
Check whether the result is normal?
Yes> go to step 6
No > Maintenance or replace harness.
6 . Check the harness and connectors (air conditioner controller - air condition
pressure switch)
(a) Disconnect battery negative cable.
(b) Disconnect the connector C021 of air
conditioner controller.
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