DESCRIPTION
The meter CPU receives the engine revolution signal from the ECM via the direct lines. The meter CPU displays engine revolution data that is calculated based on the data received from the ECM.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 PERFORM ACTIVE TEST BY INTELLIGENT TESTER
METER:
OK: Needle indication is normal.
2 READ VALUE OF INTELLIGENT TESTER (ENGINE SPEED SIGNAL)
METER:
OK: Engine speed displayed on the tester is almost the same as the actual engine speed.
REPLACE COMBINATION METER ASSEMBLY
3 READ VALUE OF INTELLIGENT TESTER (ENGINE SPEED SIGNAL)
ENGINE:
4 CHECK HARNESS AND CONNECTOR (COMBINATION METER - ECM)
Standard resistance
5 INSPECT COMBINATION METER ASSEMBLY
OK: The waveform is displayed as shown in the illustration
REPLACE ECM
Inspection
1. INSPECT LOWER BALL JOINT ASSEMBLY FRONT LH
(a) As shown in the illustration, flip the ball joint stud
back and forth 5 times, before installing the nut.
(b) Using a torque wrench, turn the nut continuously at
a rate of 3 - 5 seconds per 1 turn and take the
torque reading on the 5th tur ...
Brake Switch "A" Circuit
DTC P0571 Brake Switch "A" Circuit
DESCRIPTION
When the brake pedal is depressed, the stop light switch sends a signal to
the ECM. When the ECM
receives this signal, it cancels the cruise control. The fail-safe function
operates to enable normal driving
even if there is a malfuncti ...
Short to GND in Front Pretensioner Squib LH
Circuit
DTC B0137/71 Short to GND in Front Pretensioner Squib LH
Circuit
DESCRIPTION
The front pretensioner squib LH circuit consists of the center airbag sensor
assembly and the front seat
outer belt assembly LH.
This circuit instructs the SRS to deploy when deployment conditions are met.
DTC B ...