DIAGNOSIS AND REPAIR WORKFLOW
Work Flow (With GR8-1200 NI)
STARTING SYSTEM DIAGNOSIS WITH GR8-1200 NI
To test the starting system, use the following special service tool:
NOTE: Refer to the diagnostic station Instruction Manual for proper starting system diagnosis procedures
OVERALL SEQUENCE
DETAILED FLOW
NOTE: To ensure a complete and thorough diagnosis, the battery, starter motor and generator test segments must be done as a set from start to finish.
1.DIAGNOSIS WITH MULTITASKING BATTERY AND ELECTRICAL DIAGNOSTIC STATION GR8-1200 NI
Perform the starting system test with Multitasking battery and electrical diagnostic station GR8-1200 NI. For details and operating instructions, refer to diagnostic station Instruction Manual.
2.CRANKING CHECK
Check that the starter motor operates properly.
3.ENGINE START CHECK
Check that the engine starts.
4.STARTER MOTOR ACTIVATION
Check that the starter motor operates.
5.COMPARISON BETWEEN ENGINE COOLANT AND CRANKING VOLTAGE
Compare the engine coolant temperature and verify the cranking voltage is within specifications.
Minimum Specification of Cranking Voltage Referencing Coolant Temperature
6.STARTER OPERATION
Check the starter operation.
7."B" TERMINAL CIRCUIT INSPECTION
Check "B" terminal circuit.
8."S" CONNECTOR CIRCUIT INSPECTION
Check "S" connector circuit.
9.ENGINE ROTATION STATUS
Check that the engine can be rotated by hand.
Work Flow (Without GR8-1200 NI)
OVERALL SEQUENCE
DETAILED FLOW
NOTE: If any malfunction is found, immediately disconnect the battery cable from the negative terminal.
1.CHECK ENGINE START
Crank the engine and check that the engine starts.
2.CHECK THAT THE STARTER MOTOR STOPS
Check that the starter motor stops after starting the engine.
3.CHECK THAT THE ENGINE TURNS WHEN CRANKING
Check that the engine turns when cranking.
4.CHECK THE ENGINE SPEED WHEN CRANKING
Check that the engine speed is not low when cranking.
5.CHECK STARTER MOTOR ACTIVATION
Check that the starter motor runs at cranking.
6.CHECK POWER SUPPLY CIRCUIT
Check the following conditions:
7.CHECK STARTING SYSTEM WIRING
Check the following:
Turning the PFCW system on/off
Perform the following steps to turn the PFCW
system ON or OFF.
1. Press the button until
"Settings" displays
in the vehicle information display and
then press OK button. Use the button
to select "Driver Assistance". Then press the
OK button.
2. Select "Emergency Brake" and pr ...
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li ...
Precaution
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The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT
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