Suzuki Grand Vitara JB419. Manual — part 121

Power Assisted Steering System: 6C-10

P/S Pump Removal and Installation

S5JB0B6306019

Removal

CAUTION

Never disassemble P/S pump for diesel
engine model. Disassembly will spoil its
original performance. If faulty condition is
found, replace it with new one.

NOTE
Be sure to clean each joint of suction and
discharge sides thoroughly before removal.

1) Disconnect negative (–) cable at battery.
2) Remove generator referring to “Generator

Dismounting and Remounting in Section 1J”.

3) Take out P/S fluid in reservoir with syringe or such.
4) Disconnect high pressure pipe and suction hose

from P/S pump.

NOTE
As fluid flows out of disconnected joints, put
a receptacle under joints or a plug to pipe.

5) Remove P/S pump mounting bolts (1).
6) Remove radiator inlet pipe No.1 bracket (3), and

then remove P/S pump (2).

NOTE
Plug each port of removed pump to prevent
dust or any other foreign matter from
entering.

Installation
Reverse removal procedure, and then noting the
following instructions.

NOTE
Fill specified power steering fluid after
installation and bleed air without failure.
(Refer to “P/S System Air Bleeding
Procedure in related manual”.)

Tightening torque
P/S pump mounting bolt: 25 N·m (2.5 kgf-m, 18.0 lb-
ft)
P/S pump high pressure pipe union bolt: 60 N·m (
6.0 kgf-m, 43.0 lb-ft)

P/S Pump Assembly Components

S5JB0B6306022

P/S Pump Inspection

S5JB0B6306025

Check P/S pump as follows.
• Damage of pump body.
• Oil leakage from pump body.
• Wear and damage of pulley.
• Abnormal noise when pulley is turned by hand.
If abnormality is found, replace P/S pump with new one.

4. P/S pump bracket

I5JB0B630007-01

1. Suction connector
2. O-ring
3. Suction connector bolt

: 3.7 N

⋅m (0.37 kgf-m, 2.7 lb-ft)

: Do not reuse.

(a)

I5JB0B630008-01

6C-11 Power Assisted Steering System:

Specifications

Tightening Torque Specifications

S5JB0B6307001

NOTE
The specified tightening torque is also described in the following.
“P/S Hose / Pipe Components”
“P/S Pump Assembly Components”

Reference:
For the tightening torque of fastener not specified in this section, refer to “Fastener Information in Section 0A”.

Special Tools and Equipment

Special Tool

S5JB0B6308002

Fastening part

Tightening torque

Note

⋅m

kgf-m

lb-ft

Steering lower shaft bolt

2.5

18.5

)

Gear case high pressure pipe union bolt

3.5

25.5

)

Gear case cylinder pipe flare nut

2.5

18.0

)

Gear case mounting bolt

105

10.5

76.0

)

Gear case low pressure pipe flare nut

3.5

25.5

)

P/S pump bracket bolt

5.5

40.0

)

Stabilizer bar mount bracket mount bolt

6.0

43.0

)

P/S pump mounting bolt

2.5

18.0

)

P/S pump high pressure pipe union bolt

6.0

43.0

)

09915–77412

09915–77420

Oil pressure gauge

Oil pressure gauge
attachment and hose set

)

Table of Contents 7- i

Section 7

CONTENTS

HVAC

Precautions . . . . . . . . . . . . . 7-*

Precautions. . . . . . . . . . . . . . . .. 7-*

Precautions for HVAC. . . . . . . . . . . 7-*

Heater and Ventilation. . . . . . . . 7A-1

General Description . . . . . . . . . . . .7A-1

Heater and Ventilation Construction . . . . . 7A-*

Additional Heater System Description. . . . . 7A-1

Body Ventilation Construction. . . . . . . ..7A-*
On-Board Diagnostic System Description (for

Vehicle without A/C). . . . . . . . . . ...7A-*

HVAC Control System Description (for

Vehicle without A/C). . . . . . . . . . ...7A-*

Schematic and Routing Diagram. . . . . . 7A-1

Heater and Ventilation Wiring Circuit Diagram . .7A-*

Electronic Control Input / Output Diagram (for

Vehicle without A/C). . . . . . . . . . .. 7A-1

Additional Heater System Input / Output

Diagram . . . . . . . . . . . . . . . 7A-2

Component Location . . . . . . . . . . ...7A-2

Electronic Components Location for Heater

(for Vehicle without A/C) . . . . . . . . . 7A-*

Additional Heater System Component

Location . . . . . . . . . . . . . . . 7A-2

Diagnostic Information and Procedures. . . 7A-3

Heater and Ventilation System Check . . . . .7A-*
Visual Inspection. . . . . . . . . . . . ..7A-*
DTC Check . . . . . . . . . . . . . . ..7A-*
DTC Clearance . . . . . . . . . . . . . 7A-*
DTC Table. . . . . . . . . . . . . . . 7A-*
Fail-Safe Table. . . . . . . . . . . . . .7A-*
Scan Tool Data . . . . . . . . . . . . . 7A-*

Heater and Ventilation Symptom Diagnosis. . 7A-3

Repair Instructions . . . . . . . . . . . ..7A-4

Blower Unit and Heater Unit Components . . ...7A-*
HVAC Unit Removal and Installation (for

Vehicle without A/C). . . . . . . . . . ...7A-*

HVAC Air Filter Removal and Installation (for

Vehicle without A/C). . . . . . . . . . ...7A-*

HVAC Air Filter Inspection (for Vehicle without

A/C). . . . . . . . . . . . . . . . . 7A-*

Blower Motor Removal and Installation. . . . 7A-*
Blower Motor Inspection . . . . . . . . . ..7A-*

Blower Motor Controller Removal and