BELT TENSION
| Application | Tension - Lbs. (kg) |
|---|---|
| All Models | (1) |
| (1) Serpentine belt tension is maintained automatically by a spring-tensioned idler pulley. No adjustment is necessary. | |
| (1) | Serpentine belt tension is maintained automatically by a spring-tensioned idler pulley. No adjustment is necessary. |
BELT ADJUSTMENT
ENGINE COMPRESSION
| Application | Compression Ratio |
|---|---|
| 6.5L Diesel | 21.3:1 |
COMPRESSION SPECIFICATIONS
VALVE CLEARANCE
Note. All models are equipped with hydraulic lifters. No adjustments are 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
FIRING ORDER & TIMING MARKS
Note. For firing order and timing marks, see appropriate illustration. (Scheme 3)
Firing Order (6.5L Diesel). Scheme 3
IGNITION TIMING
Note. For timing adjustment procedures, see ADJUSTMENTS - 6.5L DIESEL article in the ENGINE PERFORMANCE section.
FUEL PUMP
| Application | Psi (kg/cm 2 ) |
|---|---|
| 6.5L Diesel | 5.8-8.7 (.4-.6) |
FUEL PUMP PERFORMANCE
INJECTOR RESISTANCE
| Application | Ohms |
|---|---|
| 6.5L | 1.3 |
| (1) Injector resistance specification is at 140°F (60°C). | |
| (1) | Injector resistance specification is at 140°F (60°C). |
INJECTOR RESISTANCE SPECIFICATIONS (1)
MINIMUM IDLE SPEED
Note. For minimum idle speed adjustment procedures, see IDLE SPEED in ADJUSTMENTS - 6.5L DIESEL article in the ENGINE PERFORMANCE section.
THROTTLE POSITION (TP) SENSOR
Note. TP sensor has been replaced by a non-adjustable Accelerator Pedal Position (APP) module. APP signals PCM which signals fuel solenoid driver and fuel injector control. Throttle control is thus electronic with NO mechanical link from engine to pedal.