2007 ISUZU KB P190 air condition

1-76 HEATER AND AIR CONDITIONING
Important Operations - Removal
2. Instrument Panel Driver Lower Cover
Refer to SECTION 10 “INSTRUMENT PANEL” .




RTW 710SH000601

4. Control Cables
Disconnect control cables at each side of the unit.


5. Center Cluster
Refer to SECTION 10 “INSTRUMENT PANEL”.

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ISUZU KB P190 2007

HEATER AND AIR CONDITIONING 1-77













Important Operations - Installation
9. Control Lever Assembly
Air source control cable
RHD
1) Slide the control lever to the left (“CIRC” position).
2) Connect the control cable at the "CIRC" position of the link unit of blower assembly and fix it with the clip.
LHD
1) Slide the control lever to the right (“FRESH” position).
2) Connect the control cable at the "FRESH" position of the link unit of blower assembly and fix it with the clip.

Temperature control cable
RHD
1) Turn the control knob to the right (“FULL HOT” position).
2) Connect the control cable at the “FULL HOT” position of the mix lever of the heater unit and fix it with the clip.
LHD
1) Turn the control knob to the left (“FULL COLD” position).
2) Connect the control cable at the “FULL COLD” position o
f
the mix lever of the heater unit and fix it with the clip.

Air select control cable
RHD
1) Turn the control knob to the left (“VENT” position).
2) Connect the control cable at the “VENT” position of the mode control link of the heater unit and fix it with the clip.
LHD
1) Turn the control knob to the right (“DEF” position).
2) Connect the control cable at the “DEF” position of the mode control link of the heater unit and fix it with the clip.

4. Control Cables
Check control cable operation




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ISUZU KB P190 2007

1-78 HEATER AND AIR CONDITIONING

RTW 410MF000201


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ISUZU KB P190 2007

HEATER AND AIR CONDITIONING 1-79
CONTROL PANEL ILLUMINATION BULB
REMOVAL AND INSTALLATION





This illustration is based on RHD model
RTW 710MF000401

Removal Steps
1. Control lever assembly
2. Illumination bulb

Installation Steps
2. Illumination bulb
1. Control lever assembly


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ISUZU KB P190 2007

1-80 HEATER AND AIR CONDITIONING


RTW 710MH000101
Important Operations - Removal
1. Control lever assembly
Refer to “CONTROL LEVER ASSEMBLY” in this section.

2. Illumination Bulb
To remove the illumination bulb, insert a pliers (long nose) into
the cap at the back of the bulb. Turn the bulb counterclockwise
and pull it free.



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ISUZU KB P190 2007

HEATER AND AIR CONDITIONING 1-81
INSPECTION AND REPAIR



840R300005-X

Resistor
As for air-conditioning model, fixed on left (RHD) / right (LHD)
side of the evaporator unit.
As for heater only model, fixed on left (RHD) / right (LHD) side
of the duct placed between blower unit and heater unit.
Replace the resistor with a new on if the coil is found to be
open or if the resistance value deviates from the specified
range.




Terminal Resistance
3 – 2 2.04 Ω
3 – 4 0.88 Ω
3 – 1 0.31 Ω



Blower motor
Check blower motor for smooth rotation.
Connect the battery positive terminal to the No.1 terminal of the
blower motor and negative to the No.2.
Be sure to check to see if the blower motor operates correctly.


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ISUZU KB P190 2007

1-82 HEATER AND AIR CONDITIONING


RTW 710SH000801

Fan switch and A/C switch
Check for continuity between fan switch and A/C switch side
connector terminals.
(A/C (4JA1-T, 4JJ1-TC Standard Output, 4JJ1-TC High
Output, 4JK1-TC High Output))

B-13 B-57
Terminal No.
SW .
position
1234 5 6 2 3156
OFF

1
2
3
(FAN SW .)
4
OFF (A/C SW .)ON



RUW 710SH000501
(A/C (4JH1-TC, C24SE)).

B-13 B-57
Terminal
No.
SW .
position
123 4 5 6156
OFF
1
2
3
(FAN SW .)
4
OFF (A/C SW .)ON
D08R300070

(Cooler)

B-13 B-57
Terminal
No.
SW .
position
1 2 3 4 5 6 2 3 10 11
OFF
1
2
3
(FAN SW .)
4
OFF (A/C SW .)ON

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ISUZU KB P190 2007

HEATER AND AIR CONDITIONING 1-83


RTW 410SH000201

Electronic thermostat
Check for continuity between electronic thermostat side
connector terminals.
(A/C)


(Cooler)

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ISUZU KB P190 2007