If any of the following codes is recorded the ECM enters the failsafe mode

DTC No.

Fail-Safe Operation

Fail-Safe Deactivation Conditions

P0031 P0032 P0037 P0038

The heater circuit in which the abnormality is detected is turned off

Ignition switch OFF

P0100 P0102 P0103

Ignition timing is calculated from engine speed and a throttle angle

"Pass" condition detected.

P0110 P0112 P0113

Intake air temperature is fixed at 20° C (68° F)

"Pass" condition detected.

P0115 P0117 P0118

Engine coolant temperature is fixed at 80°C (176°F)

"Pass" condition detected.

P0120 P0122 P0123

Fuel cut intermittently

"Pass" condition detected and ignition switch OFF

P0121

Fuel cut intermittently

"Pass" condition detected and ignition switch OFF

P0325 P0327 P0328

Max. ignition timing retardation

Ignition switch OFF

P0351 P0352 P0353 P0354

Fuel cut

"Pass" condition detected.

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