HOW TO PROCEED WITH TROUBLESHOOTING
- VEHICLE BROUGHT TO WORKSHOP NEXT: Go to next step
- CUSTOMER PROBLEM ANALYSIS Confirm the vehicle type. Result Result Proceed to w/ Multi-information Display A w/o Multi-information Display B B --> GO TO STEP 4 A: Go to next step
- CHECK CAN COMMUNICATION SYSTEM Check for DTC output. HINT: Refer to «DIAGNOSIS SYSTEM»(ref-422513-S25038406522011092600000) . Result Result Proceed to No CAN DTC output A CAN DTC output B B --> GO TO CAN COMMUNICATION SYSTEM, refer to «DIAGNOSTIC TROUBLE CODE CHART»(ref-422513-S27444512412011092600000) A: Go to next step
- PROBLEM SYMPTOM CONFIRMATION NEXT: Go to next step
- PROBLEM SIMULATION NEXT: Go to next step
- PROBLEM SYMPTOMS TABLE HINT: Refer to «PROBLEM SYMPTOMS TABLE»(ref-422584-S10247100842011092600000) . NEXT: Go to next step
- CIRCUIT INSPECTION NEXT: Go to next step
- REPAIR OR REPLACE NEXT: Go to next step
- CONFIRMATION TEST NEXT --> END
PROBLEM SYMPTOMS TABLE
| Symptom | Suspected Area | See |
|---|---|---|
| Clock does not operate at all. | Fuse (RADIO No. 2, ECU-B No. 1) | |
| Power Source Circuit | Refer to Power Source Circuit | |
| Clock display illumination malfunction | Illumination Circuit | Refer to Illumination Circuit |
| Clock loses or gains time. | Clock Assembly | Refer to REMOVAL |
CLOCK ASSEMBLY (W/O MULTI-INFORMATION DISPLAY)
| Symptom | Suspected Area | See |
|---|---|---|
| Multi-information display does not operate at all. | Fuse (GAUGE No. 2, ECU-B No. 1) | |
| Clock Assembly | See step 3 | |
| Power Source Circuit | Refer to Power Source Circuit | |
| Clock display illumination malfunction. | Illumination Circuit | Refer to Illumination Circuit |
| Combination Meter Assembly | Refer to REMOVAL | |
| Clock Assembly | Refer to REMOVAL | |
| Clock loses or gains time. | Clock Assembly | Refer to REMOVAL |
CLOCK ASSEMBLY (W/ MULTI-INFORMATION DISPLAY)
Scheme 1761
Scheme 1762
Scheme 1763
- CLOCK ASSEMBLY (w/o Multi-information Display) HINT: Measure the voltage with the connector still connected. Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition E20-1 (B) - Body ground Y - Body ground Battery Always 11 to 14 V E20-2 (E) - Body ground W-B - Body ground Ground Always Below 1 V E20-3 (ILL+) - Body ground GR - Body ground Illumination signal Ignition switch on (IG), light control switch OFF Below 1 V Ignition switch on (IG), light control switch TAIL/HEAD 11 to 14 V E20-4 (ACC) - Body ground L - Body ground Ignition switch signal (Accessory) Ignition switch off Below 1 V Ignition switch on (ACC) 11 to 14 V Waveform (Reference): Using oscilloscope: Item Condition Tool setting 2 V/DIV., 1 ms./DIV. Vehicle condition Ignition switch on (IG), light control switch TAIL or HEAD HINT: Duty ratio changes as the illumination becomes darker (the period "A" shown in the illustration becomes longer).
- CLOCK ASSEMBLY (w/ Multi-information Display) HINT: Measure the voltage with the connector still connected. Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition E11-1 (IG) - Body ground P - Body ground Ignition switch signal Ignition switch off Below 1 V Ignition switch on (IG) 11 to 14 V E11-5 (GND) - Body ground W-B - Body ground Ground Always Below 1 V E11-6 (+B) - Body ground Y - Body ground Battery Always 11 to 14 V E11-9 (CLK) - Body ground R - Body ground Multi-information display signal Ignition switch on (IG) Pulse generation E11-10 (DATA) - Body ground Y - Body ground Multi-information display signal Ignition switch on (IG) Pulse generation E11-11 (SYNC) - Body ground L - Body ground Multi-information display signal Ignition switch on (IG) Pulse generation E11-16 (SGND) - Body ground BR - Body ground Ground (Signal Ground) Always Always
Scheme 1764
Scheme 1765
Scheme 1766
- INSPECT CLOCK ASSEMBLY (w/o Multi-information Display) Disconnect the E20 connector. Measure the voltage according to the value(s) in the table below. Standard voltage Tester Connection Condition Specified Condition E20-1 (B) - Body ground Always 11 to 14 V E20-3 (ILL+) - Body ground Ignition switch on (IG), light control switch OFF Below 1 V Ignition switch on (IG), light control switch TAIL or HEAD 11 to 14 V E20-4 (ACC) - Body ground Ignition switch off Below 1 V Ignition switch on (ACC) 11 to 14 V Waveform (Reference): Using oscilloscope: Item Condition Tool setting 2 V/DIV., 1 ms./DIV. Vehicle condition Ignition switch on (IG), light control switch TAIL/HEAD HINT: Duty ratio changes as the illumination becomes darker (the period "A" shown in the illustration becomes longer). If the value is not as specified, repair or replace the wire harness or connector. Measure the resistance according to the value(s) in the table below. Standard resistance Tester Connection Condition Specified Condition E20-2 (E) - Body ground Always Below 1 ohms HINT: If the value is not as specified, repair or replace the wire harness or connector.
- INSPECT CLOCK ASSEMBLY (w/ Multi-information Display) Disconnect the E11 connector. Measure the voltage according to the value(s) in the table below. Standard voltage Tester Connection Condition Specified Condition E11-1 (IG) - Body ground Ignition switch off Below 1 V Ignition switch on (IG) 11 to 14 V E11-6 (+B) - Body ground Always 11 to 14 V HINT: If the value is not as specified, repair or replace the wire harness or connector. Measure the resistance according to the value(s) in the table below. Standard resistance Tester Connection Condition Specified Condition E11-5 (GND) - Body ground Always Below 1 ohms HINT: If the value is not as specified, repair or replace the wire harness or connector.
- INSPECT CLOCK ASSEMBLY (w/ Multi-information Display) Ignition switch off. Press the "DISP" button and hold it down. Ignition switch on (IG). OK All the dots in the multi-information display come on. HINT: This test is also available on "Active Test", refer to «DATA LIST / ACTIVE TEST»(ref-422539-S17215223572011092600000) . Ignition switch off to finish this test mode. HINT: If the result is not as specified, replace the clock assembly, refer to «REMOVAL - Step 12»(ref-422505-S14987802032011092600000) .
Scheme 1767
Scheme 1768
Scheme 1769
Scheme 1770
Scheme 1771
- ADJUST CLOCK ASSEMBLY (w/o Multi-information Display) Ignition switch on (IG). Adjust the time by pressing the hour adjust button or minute adjust button.
- ADJUST CLOCK ASSEMBLY (w/ Multi-information Display) HINT: Illustrations may differ from the actual screen displayed depending on the specifications of the vehicle and customized settings. Ignition switch on (IG). Keep pressing the DISP switch more than 1 second to display the set up screen. Select the "CLOCK" to adjust time. Keep pressing the DISP switch more than 1 second to enter the adjustment mode. After adjusting the hours, wait 5 seconds or more to allow the hours to be automatically input. After adjusting the minutes, wait 5 seconds or more to allow the minutes to be automatically input.