Starting Combination Meter Self-Diagnosis Mode
- Check combination meter power supply and ground circuits if self-diagnosis mode does not start. Refer to Diagnosis Procedure . Replace combination meter if power supply and ground circuits are found to be normal and self-diagnosis mode does not start. Refer to Removal and Installation .
- Combination meter self-diagnosis mode will function with the ignition switch ON. Combination meter self-diagnosis mode will exit upon pressing the push-button ignition switch OFF.
How to Initiate Self-Diagnosis Mode
- Ignition switch OFF.
- While pressing the trip reset switch (1), place the ignition switch ON.
- Keep pressing the trip reset switch for 1 second or more.
- Press the trip reset switch at least 3 times. (Within 7 seconds after the push-button ignition switch is pressed ON.)
- "Work instruction code" is indicated in the top portion of information display and self-diagnosis is started.
- The mode switches in the order shown below each time the trip reset switch is pressed.
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Test order |
Test item |
Description |
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1 |
Work instruction code |
This item is displayed, but not used. |
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2 |
Part number |
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3 |
Software code |
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4 |
EEPROM code |
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5 |
Hardware code |
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6 |
P.C.B code |
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7 |
Circuit check |
The pointer of the following items moves from 0 to MAX twice:
NOTE:
If any one of the pointers does not sweep, replace combination meter.
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8 |
Color check *1 |
Performs the color check of the information display. |
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9 |
error code *2 |
Displays the error code of the following items:
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10 |
Warning/indicator lamp check |
Warnings/indicator lamps illuminate.
NOTE:
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*1: Color Check
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Blue |
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Red |
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Pink |
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Green |
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Light blue |
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Yellow |
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White |
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White |
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Black |
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Light blue |
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Black |
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Pink |
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Black |
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Blue |
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Black |
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Dark blue |
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White |
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Blue |
*2: Error Code
|
Item |
Code |
Description |
Action to take/Reference |
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Speedometer |
0 |
Normal |
-- |
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1 |
A vehicle speed signal cannot be received from ABS actuator and electric unit (control unit). |
Select "Self Diagnostic Result" mode of "ABS". Refer to DTC Index . |
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2 |
A vehicle speed signal received from the ABS actuator and electric unit (control unit) is abnormal. |
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Tachometer |
0 |
Normal |
-- |
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1 |
An engine speed signal cannot be received from ECM. |
Select "Self Diagnostic Result" mode of "ENGINE". Refer to DTC Index . |
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Fuel gauge |
0 |
Normal |
-- |
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1 |
Fuel gauge circuit is short. |
Refer to Diagnosis Procedure . |
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2 |
Fuel gauge circuit is open. |
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Engine coolant temperature gauge |
0 |
Normal |
-- |
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1 |
An engine coolant temperature signal cannot be received from ECM. |
Select "Self Diagnostic Result" mode of "ENGINE". Refer to DTC Index . |
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Illumination switch |
0 |
Normal |
-- |
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1 |
Illumination switch circuit is shorted for 5 minutes or more. |
Refer to Diagnosis Procedure . |
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Trip reset switch |
0 |
Normal |
-- |
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2 |
Trip reset switch circuit is shorted for 5 minutes or more. |
Refer to Diagnosis Procedure . |
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-- |
0 |
Displays "0" constantly. |
-- |
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-- |
0 |
Displays "0" constantly. |
-- |
How to Reset Error Code
Error codes stored in combination meter can be reset by following the instructions below:
- Ignition switch OFF.
- While pressing the trip reset switch, ignition switch ON.
- Keep pressing the trip reset switch for 1 second or more.
- Press the trip reset switch at least 3 times. (Within 7 seconds after the push-button ignition switch is pressed ON.)
- Ignition switch OFF.
- Perform self-diagnosis and check that the error codes are reset.