Service manual

ELEC
SELF-DIAGNOSIS
8-44
SELF-DIAGNOSIS
The T135SE/S features a self-diagnosing system for following circuit (-s).
1. Throttle position sensor (TPS)
2. Thermo sensor
1. ENGINE TROUBLE INDICATOR LIGHT
When the main switch is turned to “ON”, the following items are monitored and the condition codes are
displayed on the coolant temperature warning indicator light (irrespective of whether the engine is run-
ning or not).
Item Condition Response Display condition code
9
Enables the vehicle to run so
that the ignition timing is
fixed when the throttle is fully
opened.
9
Displays the condition code
on the coolant temperature
warning indicator light.
9
Enables the vehicle to run so
that the ignition timing is
fixed.
9
Displays the condition code
on the coolant temperature
warning indicator light.
Throttle position sen-
sor (TPS)
Thermo sensor
Disconnected
Short-circuit
Blinks in
Fault code [1]
Blinks in
Fault code [2]
Locked
Disconnected
Short-circuit
Blinks in
Fault code [3]
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