7-27
FI
ISC (IDLE SPEED CONTROL) UNIT
NOTE:
Do not remove the ISC (idle speed control) unit
completely from the throttle body.
1. Inspect:
• ISC (idle speed control) unit
Inspection steps:
• Disconnect the ISC (idle speed control) unit
coupler from the ISC (idle speed control) unit.
• Connect the pocket tester (
Ω
×
10) to the termi-
nals of the ISC (idle speed control) unit.
• Measure the ISC (idle speed control) unit resis-
tance.
Out of specification
→
Replace the throttle
body.
Positive tester probe
→
Red/Green
1
Negative tester probe
→
White/Green
2
Positive tester probe
→
Brown/Blue
3
Negative tester probe
→
Pink/Blue
4
Pocket tester:
90890-03112
Analog pocket tester:
YU-03112-C
ISC (idle speed control) unit resis-
tance:
57 ~ 63
Ω
at 20 °C (68 °F)
R/G
P/L
R/Y
Br/L
W/G
R/Y
2
1
3
4
Содержание FX10X 2008
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