Isuzu N-Series. Manual — part 294
HSA (HILL START AID) 5A5-55
HSA Valve
Removal
1. Remove the undercover.
Legend
1. Undercover
2. HSA valve
2. Disconnect the HSA valve connector.
Legend
1. Hose
2. Bumper
3. Brake pipe
3. Remove the radiator grille.
4. Disconnect the connection of the brake pipe and
the hose.
Legend
1. HSA valve
2. Pipe
5. Disconnect the pipe.
6. Disconnect the HSA valve.
Installation
1. Install the two installing bolts of HSA valve.
Tighten:
Bolts to 21 N
⋅m (2.1 kg⋅m/15.5 lb⋅ft)
2. Install the brake pipe.
Tighten:
Brake pipe to 16 N
⋅m (1.6 kg⋅m/11.8 lb⋅ft)
3. Connect the connector.
Caution:
• Make sure there is no dust or foreign materials in
and around the pipe connection.
• Be careful to correctly connect the pipe.
• After installation, bleed air from the brake system
completely.
• Be sure to use fresh specified brake fluid.
N5A3038E
N5A3039E
N5A3040E
5A5-56 HSA (HILL START AID)
Clutch Sensor
Removal
1. Disconnect the connection of the connector.
2. Remove the two installing bolts of the clutch sen-
sor.
Legend
1. Clutch pedal
2. Clutch sensor
3. Connector
Inspection
Disconnect the connector of the clutch sensor, and mea-
sure the resistance between terminals.
1. Terminal 1 — Terminal 3 — 2k
Ω±400Ω
2. Clutch pedal operated
• Terminal 2 — Terminal 1 — Approx. 400
Ω —
2.8k
Ω
Adjustment
1. Loosen the installing bolts of the clutch sensor.
2. Turn the starter switch to “ON”.
3. Adjust the sensor installing position so that the volt-
age between the clutch sensor connector terminals
2 (SIG) — terminal 1 (GND) is 0.5
±0.2V when the
clutch pedal is fully released (clutch fully engaged).
Caution:
• Adjust with the clutch sensor connector connected
to the body side harness connector.
• For voltage check, connect the tester from the
backside of the body side connector.
Legend
1. Clutch sensor installing nut
2. Body side connector
N5A3041E
N5A3042E
N5A3043E
HSA (HILL START AID) 5A5-57
HSA Off Switch
Removal
1. Remove the meter clutster.
2. Disconnect the connector.
3. Remove the HSA off switch.
• Remove it while pressing the switch claw from
the backside of the instrument panel.
Inspection
Check for continuity between the switch terminals.
Installation
Install in the reverse order of removal.
N5A3067E
N5A3063E
5A5-58 HSA (HILL START AID)
HSA Reset Switch
Removal
1. Remove the HSA reset switch.
2. Disconnect the connector.
Legend
1. HSA reset switch
2. Connector
Inspection
Check for continuity between the switch terminals.
Installation
Install in the reverse order of removal.
N5A3046E
N5A3045E
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст