Ford 2001 Ranger, Manual

Page: 70 / 1218

100-09-16 100-09-16 Powertrain Diagnostic Routines Identification
DIAGNOSIS AND TESTING (Continued)
ROUTINE 4: VEHICLE OPERATES AT REDUCED POWER (LEAD ACID VEHICLES)
TEST STEP ACTION TO TAKE
Resistance
— 493 ohms = 0
°
C (32
°
F)
— 533 ohms = 10
°
C (50
°
F)
— 576 ohms = 20
°
C (68
°
F)
— 598 ohms = 25
°
C (77
°
F)
— 621 ohms = 30
°
C (86
°
F)
— 668 ohms = 40
°
C (104
°
F)
— 718 ohms = 50
°
C (122
°
F)
— 769 ohms = 60
°
C (140
°
F)
— 824 ohms = 70
°
C (158
°
F)
— 880 ohms = 80
°
C (176
°
F)
— 939 ohms = 90
°
C (194
°
F)
— 1,000 ohms = 100
°
C (212
°
F)
— 1,063 ohms = 110
°
C (230
°
F)
— 1,129 ohms = 120
°
C (248
°
F)
— 1,197 ohms = 130
°
C (266
°
F)
— 1,268 ohms = 140
°
C (284
°
F)
— 1,340 ohms = 150
°
C (302
°
F)
— 1,415 ohms = 160
°
C (320
°
F)
— 1,493 ohms = 170
°
C (338
°
F)
— 1,572 ohms = 180
°
C (356
°
F)
— 1,654 ohms = 190
°
C (374
°
F)
— 1,738 ohms = 200
°
C (392
°
F)
— 1,825 ohms = 210
°
C (410
°
F)
— 1,914 ohms = 220
°
C (428
°
F)
— 2,006 ohms = 230
°
C (446
°
F)
— 2,088 ohms = 240
°
C (464
°
F)
— 2,196 ohms = 250
°
C (482
°
F)
— 2,293 ohms = 260
°
C (500
°
F)
— 2,392 ohms = 270
°
C (518
°
F)
— 2,490 ohms = 280
°
C (536
°
F)
— 2,584 ohms = 290
°
C (554
°
F)
— 2,688 ohms = 300
°
C (572
°
F)
•
Is the TRNTEMP PID approximately equal to the motor
temperature?
4-12 CHECK TIM
•
Measure the resistance between the motor temperature ports on the Yes = REPLACE the TIM. REFER
Electric Motor/Transaxle Test Box, determine the motor temperature, and to Section 303-14 .
compare the temperature to the TRNTEMP PID from test step 4-11.
•
Is the TIMTEMP PID approximately equal to the motor
No = GO to 4-13.
temperature?
4-13 VERIFY THE MEASURED RESISTANCE/TEMPERATURE IS IN
RANGE
•
Note the measured resistance in test step 4-13. Yes = REPLACE the TIM. REFER
to Section 303-14 .
•
Is the resistance within the range indicated in the list in test step
No = REPLACE the
4-12?
motor/transaxle. REFER to
Section 303-01.
2001 Ranger EV, 01/2001