235
(4) Replace it with another CD and re-check.
 Replace the faulty CD with working CD to see if the same fault re-occurs.
Standard: The fault is cleared
Abnormal: There is something wrong with CD
Normal: Check if the radio auto-research function works
(5) Check if the radio auto-research function works
 Perform the radio auto-research function
Standard: The fault is cleared.
Abnormal: Go to Step (9)
Normal: Has sudden temperature change occurred inside vehicle?
(6) Has sudden temperature change occurred inside vehicle?
 Check if sudden temperature change has occurred inside vehicle
Standard: Sudden temperature change has occurred inside vehicle.
Description:
Formulation of dew condensation inside the CD player is due to temperature changes. CD may not play.
Normal: Formulation of dew condensation due to temperature changes (Leave it for a while before
using it)
Abnormal: Check the signal wire between the radio and disc box
(7) Check the signal wire for short circuit or open circuit.
Yes Replace the signal wire
No Replace the disc box
(8) Replace the disc box
Standard: The faulty is cleared
Normal: Box faulty
Abnormal: Check the radio assembly (+B, ACC, GND)
(9) Check the radio assembly (+B, ACC, GND)
1 Check the continuity between terminals under each operating condition as shown in the table below.
Standard:
2 Check the voltage between terminals under each operating condition as shown in the table below.
Standard:
Tester Connection Condition Standard Status
+B - GND Constant Status 10
～
14V
ACC - GND Ignition switch ACC or ON 10
～
14V
Tester connection Condition Standard Status
GND Constant Status Continuity
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