Q08234
D00096
ON
HOLD
HI
DI
−
184
−
DIAGNOSTICS
AUTOMATIC TRANSMISSION
1996 LAND CRUISER (RM451U)
3
Check 2nd start switch.
PREPARATION:
Disconnect the pattern select switch connector.
CHECK:
Check the resistance between terminals 2 and 5 of the pattern
select switch connector when the pattern select switch is set to
2nd start switch ON and OFF.
OK:
2nd Start Switch
Resistance
ON
0
Ω
(continuity)
OFF
∞
Ω
(open)
NG
Replace pattern select switch.
OK
4
Check voltage between terminals HOLD and HI of ECM and body ground.
PREPARATION:
(a)
Turn ignition switch ON.
(b)
Disconnect the connector from the ECM.
CHECK:
Check the voltage between terminal HOLD of the ECM and
body ground when the select switch is set to 2nd start switch ON
and OFF.
OK:
2nd Start Switch
Voltage
ON
9
−
14 V
OFF
Below 1.5 V
CHECK:
Check the voltage between terminal HI of the ECM and body
ground.
OK:
Voltage: 7.5
−
14 V
OK
Check and replace ECM.
NG
Check and replace harness and connector between battery and patten select switch, pattern se-
lect switch and ECM, battery and 2nd start indicator light, and 2nd start indicator light and ECM
(See page
IN
−
28
).
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Version 1.00 - 12/21/2010