TM 5-3895-385-23-1
0008
Table 1. SPN#97, FMI#3 ― High Voltage at Water-in-Fuel Circuit -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. If fault code SPN#97, FMI#3 is
not displayed, turn keyless
engine switch to OFF position
(TM 5-3895-385-10), remove
jumper, and proceed to next
malfunction.
3. Open circuit in engine ECM
1. Disconnect water-in-fuel wiring
harness.
harness connector W24 C2
from engine ECM wiring
harness connector W25 C8
(WP 0451, Vol 3, Figure 45).
2. Measure resistance between
1. If resistance is more than 10 Ω,
engine ECM harness W25 C8
replace engine ECM wiring
water-in-fuel sensor RETURN
harness (WP 0334, Vol 2).
pin (pin 2) and engine ECM
harness W25 C1 water-in-fuel
sensor connector RETURN pin
(pin 47) (WP 0443, Vol 3 and
WP 0448, Vol 3, Figure 46).
2. If resistance is not more than
10 Ω, proceed to next test.
3. Measure resistance between
1. If resistance is more than 10 Ω,
engine ECM harness W25 C8
replace engine ECM wiring
water-in-fuel sensor SIGNAL
harness (WP 0334, Vol 2).
pin (pin 1) and engine ECM
harness W25 C1 water-in-fuel
sensor connector SIGNAL pin
(pin 14) (WP 0443, Vol 3 and
WP 0448, Vol 3, Figure 46).
2. If resistance is not more than
10 Ω, proceed to next
malfunction.
4. Pin to pin short circuit in engine
1. Measure resistance between
1. If resistance is not more than
ECM wiring harness.
water-in-fuel SIGNAL pin (pin
100 kΩ, replace engine ECM
14) in engine ECM wiring
wiring harness (WP 0334, Vol
harness W25 C1 connector and
2).
all other pins in engine ECM
harness connector W25 C1
(WP 0443, Vol 3 and WP 0448,
Vol 3, Figure 47).