Toyota Tundra 2005 Service - Repair - Maintenance page 2998

Ignition
Fuel
Switch
Gauge
Battery
Fuel Gauge
Ignition
Switch
(Wire Harness Side)
Battery
SF
1/2
W/L
SE
Wire
Harness Side
BODY ELECTRICAL
7. INSPECT FUEL RECEIVER GAUGE OPERATION
(a) Disconnect the connector from the sender gauge.
(b) Turn the ignition switch ON, and check that the receiver
gauge needle indicates EMPTY.
N06031
(c) Connect terminals 2 and 3 of the wire harness side con-
nector through a 3.4 W test bulb.
(d) Turn the ignition switch ON, and check that the bulb lights
(3.4 W)
up and the receiver gauge needle moves towards the full
side.
HINT:
Because of the silicon oil in the gauge, it will take a short time
for needle to stabilize.
If the operation is not as specified, inspect the receiver gauge
I21530
resistance.
8. INSPECT FUEL SENDER GAUGE RESISTANCE
Measure the resistance between terminals 2 and 3 at each float
position.
SF: Approx. 116.5 (4.59) ± 2.5 (0.10)
1/2: Approx. 14 (0.55)
11.9 mm
W/L: Approx. 72.2 (2.84)
(0.47 in.)
SE: Approx. 100 (3.90) ± 2.5 (0.10)
I28611
If the resistance value is not as specified, replace the fuel send-
er gauge.
I28680
- COMBINATION METER
Float Position mm (in.)
Author :
BE-89
Resistance (Ω)
Approx. 4.0
Approx. 59.0
Approx. 98.8
Approx. 110.0 ± 2.5
Date :
4646