Geely Diagnosis Flow. Manual part — 68

269

No. 194 Onboard hand-free phone has no sound output (MK)

Malfunction Cause

Solution

①

Low sound volume set

①

Set it louder

②

Unmatch cell phone type or interface

②

Replace it with cell phone or interface matching with

the vehicle

③

Phone mute outputline switch or

external controlling circuit damaged

③

Remove phone mute outputline to inspect the

damaged part, internal or external controlling circuit

④

Dirt on connector conducting point

④

Clean conducting point by special cleaning solution or

replace with new connector of same specification.

⑤

Connector wire core disconnected

(open circuit)

⑤

Measure loudspeaker outputline by multimeter, to

check whether it is disconnected. Replace with new
connector of same specification.

⑥

Short circuit between phone mute

outputline and earthlead

⑥

Measure the connection between phone mute

outputline and earthlead by multimeter, to check whether
there is short circuit. (Remove phone mute outputline to
inspect the damaged part, internal or external controlling
circuit)

⑦

Internal CD-player malfunction

⑦

Replace CD-player assembly

No sound output when
using onboard hand-free
phone

⑧

Onboard hand-free phone controller

malfunction

⑧

Replace onboard hand-free phone controller

270

Cell phone or interface unmatch

No sound output when using onboard

hand-free phone

Low sound volume set

Phone mute outputline switch or external

controlling circuit damaged

Dirts on connector conducting point

Short circuit between phone mute outputline

and earthlead

Controller wire core disconnected (open

circuit)

Internal CD-player failure

Onboard hand-free phone controller

failure

Set it louder

Replace switch or external controlling

circuit

Clean or replace with new connector of

same specification

Replace with cell phone matching with

vehicle

Check phone mute outputline external controlling circuit

whether it is short circuit.normal

Replace with new connector of same

specification

Replace CD-player assembly

Replace onboard hand-free phone

controller

Abnormal

Normal

Normal

Normal

Normal

Normal

Normal

Normal

Abnormal

Abnormal

Abnormal

Abnormal

Abnormal

Abnormal

Abnormal

Normal

271

No. 195 CD-player/radio button out of control

Malfunction Cause

Solution

①

Button stuck

Rock around of the button until it senses normal

②

Improper operation

Press RST button by sticker to reset the player,
then it will be recovered.

CD-player/radio button out
of control

③

CD-player/radio inner malfunction

Replace CD-player/radio assembly

No. 196 CD-player/radio button indicator malfunction

Malfunction Cause

Solution

①

Fuse disconnected

①

Replace fuses

②

Lamp controlling line loose

②

Fix the wire

③

Lamp controlling switch fails or not

locates at ON position.

③

Directly connect the lamp controlling outputline

to positive pole of vehicle battery, for inspecting
the switch. If the lamp lightened then the switch
damaged. The switch shall turn to ON position.

④

Lamp controlling wire core disconnected

(open circuit)

④

Measure lamp controlling outputline with

multimeter, to check whether it is disconnected. If
there is open circuit, replace connector of same
specification.

⑤

Dirt on connector conducting point

⑤

Check dirt on connector conducting point, and

clean it if necessary.

CD-player/radio button
indicator malfunction

⑥

CD-player/radio inner circuit short

connected

⑥

Replace CD-player/radio assembly

Rock around of the button until it senses normal

CD-player/radio button out of control

Button stuck

Improper operation

CD-player/radio inner malfunction

Press RST button by sticker to reset the player, then it will be

recovered

Replace CD-player/radio assembly

Abnormal

Abnormal

Abnormal

Normal

Normal

272

CD-player/radio button lamp

malfunction

Fuse disconnected

Replace fuse

Lamp controlling line loose

Lamp controlling switch fails or not

locates at ON position.

Lamp controlling wire core

disconnected (open circuit)

Dirts on connector conducting point

CD-player/radio inner circuit

short/open circuit

Fix lamp controlling line

Replace switch with same specification or turn lamp controlling

switch to ON position.

Replace connector with same specification

Clean or replace with new connector of same

specification

Replace CD-player/radio

assembly

Normal

Normal

Normal

Normal

Abnormal

Abnormal

Abnormal

Abnormal

Abnormal

Abnormal

Normal