On-Vehicle Inspection

METER: METER / GAUGE SYSTEM: ON-VEHICLE INSPECTION

ON-VEHICLE INSPECTION

1. INSPECT SPEEDOMETER
(a) Check the operation.
(1) Using a speedometer tester (calibrated chassis dynamometer), check the speedometer indication according to the table below.

Reference: mph (U.S.A.)





Reference: km/h (except U.S.A.)





NOTE:
Tire wear as well as over or under inflation will cause errors.
(2) Check the deviation from the acceptable range of the speedometer indication.
Reference:
Less than 0.5 km/h (0.3 mph)
HINT:
If the indication is not as specified, go to problem symptoms table Problem Symptoms Table.

2. INSPECT TACHOMETER
(a) Connect a tune-up tachometer, and start the engine.
(b) Compare the test results with the tachometer indications.

DC 13.5 V, at 25°C (77°F)





HINT:
If the indication is not as specified, go to the problem symptoms table Problem Symptoms Table.

3. INSPECT ENGINE OIL PRESSURE SWITCH
(a) Disconnect the connector from the engine oil pressure switch.
(b) Engine switch on (IG).
(c) Ground the terminal of the wire harness side connector, then check the low oil pressure warning light.
OK:
Oil pressure warning light comes on.
HINT:
If the warning message is not displayed, go to the problem symptoms table Problem Symptoms Table.

4. INSPECT ENGINE OIL LEVEL SENSOR
(a) Disconnect the engine oil level sensor connector.
(b) Engine switch on (IG), and check the multi-information display.
OK:
"LOW ENGINE OIL LEVEL" message is displayed.
HINT:
If the warning message is not displayed, go to the problem symptoms table Problem Symptoms Table.

5. INSPECT MULTI-INFORMATION DISPLAY





(a) Engine switch off.
(b) Press the "DISP" button and hold it down.
(c) Engine switch on (IG).
OK:
All the dots in the multi-information display come on.
HINT:
This test is also available on "Data List / Active Test" Scan Tool Testing and Procedures.

(d) Engine switch off to finish this test mode.
HINT:
If the result is not as specified, replace the combination meter assembly.