Inspect The Exhaust Brake Magnetic Valve Unit; Inspect For Power – Circuit Of The Exhaust Brake Magnetic Valve - Hino Motors HINO 155 series Workshop Manual

2–550
3

Inspect the exhaust brake magnetic valve unit

SOL+
Do the measurements meet the standard value?
Go to step 4.
Inspect for power – circuit of the exhaust brake magnetic valve
4
SOL+
Do the measurements meet the standard value?
Go to step 5.
ENGINE (J05E)/TROUBLESHOOTING
1. Set the starter key to the "LOCK" position.
SOL-
2. Disconnect the exhaust brake magnetic valve connector.
3. Use the electrical tester to measure the resistance between the
terminals of the exhaust brake magnetic valve.
Starter key: LOCK
SHTS021270300502
YES
1. Set the starter key to the "ON" position.
2. Using the electrical tester, measure the voltage between the
exhaust brake magnetic valve vehicle side connector SOL+ termi-
nal and ground.
Starter key: ON
SHTS021270300503
YES
Measurement Tester
conditions connections
Exhaust brake
magnetic valve
SOL+ – SOL-
Replace the exhaust brake magnetic valve.
Perform "After-inspection work" of INFOR-
MATION section.
Measurement Tester
conditions connections
Exhaust brake
magnetic valve
vehicle side con-
nector
SOL+ – Ground
Repair or replace the wire harness between
the fuse (ECU3) and the magnetic valve.
Standard values
8.3 – 18.3 
NO
Standard values
10 – 16 V
NO