P1797

Test 628-635:

Test 636-640:

SYMPTOM:
P1797-MANUAL SHIFT OVERHEAT

When Monitored and Set Condition:
P1797-MANUAL SHIFT OVERHEAT
When Monitored: Whenever the engine is running.
Set Condition: If the engine temperature exceeds 255 deg. F while operating in AutoStick mode. If the transmission temperature exceeds 275 deg. F while in the AutoStick mode.

POSSIBLE CAUSES
- CHECKING SYMPTOMS AND POSSIBLE CAUSES
- LOW BATTERY VOLTAGE CAUSING SYMPTOM
- RADIATOR FAN NOT FUNCTIONING
- TRANSMISSION FLUID OVERFILLED
- CUSTOMER IS AGGRESSIVE DRIVER
- ENGINE OVERHEATING
- EXTENSIVE DRIVING IN LOW GEAR
- RESTRICTED TRANSMISSION COOLING
- TRANSMISSION OVERHEATING
- INTERMITTENT P1797