Toyota T100 1996 Service Manual page 490

DI−226
DTC P0500
CIRCUIT DESCRIPTION
This sensor is mounted in the combination meter. It contains a magnet which is rotated by the speed meter
cable.
Turning the reed switch ON and OFF 4 times for every revolution of the speedmeter.
It is then transmitted to the ECM. The ECM determines the vehicle speed based on the frequency of these
pulse signals.
T/M
FI7112 FI7166
DTC No.
No speed sensor signal to ECM under conditions (a)
P0500 (2 trip detection logic)
(a) Vehicle is being driven
WIRING DIAGRAM
Combination Meter
Speed
Sensor
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
Vehicle Speed Sensor Malfunction
Cable
Combination
Meter
DTC Detecting Condition
From Cruise
Control ECU
6
G
C11
− ENGINE (5VZ−FE)
4−pulse
ECM
No.1 Vehicle Speed Sensor
S Open or short in No.1 vehicle speed sensor circuit
S No.1 vehicle speed sensor
S ECM
S Speedometer cable
G
To Speedometer Cable
Magnet Reed Switch
Trouble Area
8 12
SP1
E4 E4
(M/T)(A/T)
DI0V3−01
A00081
ECM
5 V
E1
S05704