INSPECTION PROCEDURE 19: Preset Station are Erased.: Diagnosis
Required Special Tool:
- MB991223: Harness set
- STEP 1. Check at radio and CD player connector C-103 in order to check the power supply circuit to the radio and CD player (through the battery).
- Do not disconnect radio and CD player connector C-103.
- Measure the voltage between terminal number 11 and ground.
- The measured value should be approximately 12 volts (battery positive voltage).
Q: Does the measured voltage correspond with this range? When YES < radio and CD player does not execute memory save then. > : Either repair or replace the radio and CD player. Check that a memory is retained.
NO : Go to Step 2.
- STEP 2. Check radio and CD player connector C-103 for damage.
Q: Is radio and CD player connector C-103 in good condition?
YES : Go to Step 3.
NO : Repair or replace the connector. Refer to HARNESS CONNECTOR INSPECTION . Check that a memory is retained.
- STEP 3. Check the wiring harness between radio and CD player connector C-103 (terminal 11) and battery.
NOTE: Also check joint connector C-05 and intermediate connector C-129. If joint connector C-05 or intermediate connectors C-129 is damaged, repair or replace the connector as described in HARNESS CONNECTOR INSPECTION .
Q: Are the wiring harness between radio and CD player connector C-103 (terminal 11) and battery in good condition?
YES : Repair or replace the radio and CD player. Check that a memory is retained.
NO : Repair the wiring harness. Check that a memory is retained.