BELT TENSION
| Application | Tension - Lbs. (kg) |
|---|---|
| All Models | (1) |
| (1) Serpentine belt tension is maintained automatically by spring-tensioned idler pulley. Adjustment not necessary. | |
| (1) | Serpentine belt tension is maintained automatically by spring-tensioned idler pulley. Adjustment not necessary. |
BELT ADJUSTMENT
ENGINE COMPRESSION
| Application | Compression Ratio |
|---|---|
| 3.4L (VIN E) | 9.5:1 |
COMPRESSION RATIO
VALVE CLEARANCE
Note. All models are equipped with hydraulic lifters. Adjustments are not required.
IGNITION COIL
| Application | Ohms |
|---|---|
| All Models | 500-1500 |
PICK-UP COIL RESISTANCE
HIGH TENSION WIRE RESISTANCE
| Application | Ohms |
|---|---|
| All Models | 30,000 Maximum |
HIGH TENSION WIRE RESISTANCE
SPARK PLUGS
| Application | Part No. |
|---|---|
| 3.4L (VIN E) | AC 41-940 |
SPARK PLUG TYPE
| Application | Gap In. (mm) | Torque Ft. Lbs. (N.m) |
|---|---|---|
| 3.4L (VIN E) | .060 (1.52) | 15 (20) |
SPARK PLUG SPECIFICATIONS
FIRING ORDER
Note. For firing order, see illustration. (Scheme 1)
Firing Order. Scheme 1
IGNITION TIMING
Note. Ignition timing is controlled by control module and is not adjustable.
FUEL PUMP
| Application | Psi (kg/cm 2 ) |
|---|---|
| 3.4L (VIN E) | 41-47 (2.9-3.3) |
FUEL PUMP PERFORMANCE
INJECTOR RESISTANCE
| Application | Ohms |
|---|---|
| All | 11.8-12.6 |
| (1) Injector resistance specification is at 50-95°F (10-35°C). | |
| (1) | Injector resistance specification is at 50-95°F (10-35°C). |
INJECTOR RESISTANCE SPECIFICATIONS (1)
IDLE SPEED & MIXTURE
Note. Idle mixture on fuel injected models is controlled by control module and is not adjustable. Controlled idle speed and IAC count can be checked using scan tool. See CONTROLLED IDLE SPEED & IAC COUNT table. For controlled idle speed adjustment procedures, see the ADJUSTMENTS article.
| Application | Idle RPM | (1) IAC Counts |
|---|---|---|
| Auto. Trans. (2) | (3) | (3) |
| (1) Add 2 counts for engines with less than 500 miles. (2) Automatic transmission in Drive. (3) Information not available at time of publication. | ||
| (1) | Add 2 counts for engines with less than 500 miles. |
| (2) | Automatic transmission in Drive. |
| (3) | Information not available at time of publication. |
CONTROLLED IDLE SPEED & IAC COUNT
THROTTLE POSITION (TP) SENSOR
TP sensor output voltage should be .85 volt or less at idle (closed throttle) and is not adjustable.