Curb Idle Speed Check

WARNING: This page is about a different car, the 2005 Dodge Stratus and 2005 Chrysler Sebring. However, it is still accessible from the selected car via links, so may be relevant.

Required Special Tool:

MB991502: Scan Tool (MUT-II)

Before inspection, set the vehicle in the following condition.
- Engine coolant temperature: 80 - 95°C (176 - 203°F)
- Lights and all accessories: OFF
- Transaxle: Neutral (P range on vehicles with A/T)
CAUTION: To prevent damage to scan tool MB991502, always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool MB991502.
Connect scan tool MB991502 to the data link connector.
Check the basic ignition timing.
Standard value: 5° BTDC +/- 3°
Start the engine.
Run the engine at idle for 2 minutes.
Check the idle speed. Select item number 22 and take a reading of the idle speed.

Fig 1: Connecting Scan Tool MB991502 To Data Link Connector
Courtesy of DAIMLERCHRYSLER CORPORATION

Curb idle speed: 700 +/- 100 r/min

NOTE: The idle speed is controlled automatically by the idle air control system.
If the idle speed is outside the standard value, refer to Multiport Fuel Injection (MFI) < 3.0L > - Multiport Fuel Injection (MFI) Diagnosis - SYMPTOM CHART .