(e) Turn the engine switch on (IG).
(f) Turn the wheel slowly.
(g) Check the signal waveform according to the condition(s) in the table below.
OK:
The waveform is displayed as shown in the illustration.
Text in Illustration
HINT
When the system is functioning normally, one wheel revolution generates 4 pulses. As the vehicle speed increases, the width
indicated by (A) in the illustration narrows.
NG -- GO TO METER / GAUGE SYSTEM (Speed Signal Circuit) See: Instrument Panel, Gauges and Warning
Indicators/Testing and Inspection/Component Tests and General Diagnostics/Speed Signal Circuit
OK -- REPLACE POWER MANAGEMENT CONTROL ECU See: Power and Ground Distribution/Power Distribution
Module/Service and Repair/Removal
8. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - JUNCTION CONNECTOR)
(a) Disconnect the F93 connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Text in Illustration
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR (COMBINATION METER - JUNCTION BLOCK)
OK -- Continue to next step.
9. CHECK HARNESS AND CONNECTOR (POWER MANAGEMENT CONTROL ECU - JUNCTION CONNECTOR)
(a) Measure the resistance according to the value(s) in the table below.
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