If any of the following dtcs are set, the ecm enters fail-safe mode to allow the vehicle to be driven temporarily.

Hint:
*: The vehicle can be driven slowly when the accelerator pedal is depressed firmly and slowly. If the accelerator pedal is depressed quickly, the vehicle may speed up and slow down erratically.
Check mode procedureReassembly
Install cooler (solar sensor) thermistor
(for automatic air conditioning system)
Install automatic light control sensor
(for automatic light control system)
Install front passenger airbag assembly
(see page rs-351)
Install no. 2 Instrument panel register
assembly
Install no. 1 Ins ...
Diagnosis system
Description
The ecm controls the function of cruise control on this
vehicle. Data of the cruise control or dtc can be read
from the dlc3 of the vehicle. When trouble occurs with
cruise control, check that the cruise main indicator
does not come on but dtc inspection is performed.
Theref ...
On-vehicle inspection
Check driver side seat belt warning light
Turn the ignition switch on.
When the driver side seat belt is not fastened, check
that the combination meter's driver side seat belt
warning light starts blinking.
When the seat belt is fastened, check that the
combination meter's driver ...