Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Fast Idle Out of Specification When Cold

SYMPTOM
Fast Idle Out Of Specification When Cold

Check:
1. Electronic Control Unit (ECU) (BU)
2. Fast Idle Valve
3. Other Idle Controls
a. Alternator FR Signal
b. A/T Shift Position Signal
c. P/S Oil Pressure Signal
d. Air Conditioning Signal
4. Coolant Temperature Sensor (TW) (6)
5. Throttle Angle Sensor (7)
6. CYL Sensor (9)
7. Intake Air Temperature Sensor (TA) (10)
8. Atmospheric Pressure Sensor (PA) (13)