Toyota Fortuner. Differential System Problem Symptoms Table

Differential System -- Problem Symptoms Table

HINT:

Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

Differential system
Symptom	Suspected Area	See page
Oil leak from front differential	1. Oil (level too high or wrong grade)	Toyota Fortuner RM0000010MD00AX.html
	2. Front differential side oil seal (worn or damaged)	Toyota Fortuner RM0000010MI002X.html
	3. Front differential rear oil seal (worn or damaged)	Toyota Fortuner RM0000010MF002X.html
	4. Companion flange (loose or damaged)	Toyota Fortuner RM0000010MN002X.html
Oil leak from rear differential	1. Oil (level too high or wrong grade)	Toyota Fortuner RM0000010MD00AX.html
	2. Rear differential front oil seal (worn or damaged)	Toyota Fortuner RM0000010MR009X.html
	3. Rear differential front oil seal for w/ differential lock (worn or damaged)	Toyota Fortuner RM0000010MR00AX.html
	4. Rear differential front oil seal for DANA made (worn or damaged)	Toyota Fortuner RM0000010MR00KX.html
	5. Companion flange (loose or damaged)	Toyota Fortuner RM0000010MR009X.html
Oil leak from front drive pinion shaft	1. Oil (level too high or wrong grade)	Toyota Fortuner RM0000010MD00AX.html
	2. Front differential side oil seal (worn or damaged)	Toyota Fortuner RM0000010MI002X.html
	3. Front differential rear oil seal (worn or damaged)	Toyota Fortuner RM0000010MF002X.html
	4. Companion flange (loose or damaged)	Toyota Fortuner RM0000010MN002X.html
Oil leak from rear drive pinion shaft	1. Oil (level too high or wrong grade)	Toyota Fortuner RM0000010MD00AX.html
	2. Rear differential oil seal (worn or damaged)	Toyota Fortuner RM0000010MG002X.html
	3. Companion flange (loose or damaged)	Toyota Fortuner RM0000010MR009X.html