Inspection Procedure: P0683; Inspect The Fuse And Fusible Link; Inspect The Gcu Circuit - Hino Motors HINO 155 series Workshop Manual

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INSPECTION PROCEDURE: P0683

1

Inspect the fuse and fusible link

Was any failure found?
Connect the fuse and fusible link properly or
replace.
Perform "After-inspection work" of INFOR-
MATION section.
2

Inspect the GCU circuit

GND
Do the measurements meet the standard value?
Go to step 3.
ENGINE (J05E)/TROUBLESHOOTING
1. Check the fuse (GCU (M)) and fusible link (GLOW) for fusing or
improper fit.
YES
1. Set the starter key to the "LOCK" position.
2. Disconnect the GCU connector.
3. Use the electrical tester to measure the resistance between the
GCU vehicle side connector GND terminal and ground.
Starter key: LOCK
SHTS021270300638
YES
Go to step 2.
Measurement Tester
conditions connections
GCU chassis vehi-
cle side connector
GND – Ground
Check the GCU ground circuit.
Perform "After-inspection work" of INFOR-
MATION section.
NO
Standard values
Less than 1 
NO