P1127 on Toyota Passo (KGC10): Condition for ETCS initialization

Short answer: P1127 means “Condition for ETCS initialization”. The car’s computer has found a fault in the ETCS system and turns on the Check engine light (MIL). First check: not given in source.

Code

P1127

System

ETCS

Dashboard light

Check engine light (MIL)

Also sold as

Daihatsu Boon, Daihatsu Sirion (M300)

Applies to

Unverified for 1st-gen Passo/Boon; Listed for 1KR-FE but systems (dual VVT, electronic throttle/pedal sensors, EGR, dual injectors, stop-start, brake booster sensor) belong to later 1KR-FE/1KR-FKE variants; LIKELY NOT applicable to 1st-gen Passo - uncertain

Confidence

low - NOT in Daihatsu M300 factory chart (B8-52..55); likely later-gen/Toyota-built 1KR only

Source

toyota-club.net

Symptoms and when it is set

1. Not given in source

Likely causes

1. Not given in source

What to check, in order

1. Not given in source

Related on this car

• All fault codes for this car
• Warning lights
• Where the parts are (parts map)
• Common problems

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Clearing the code does not fix the fault. If it comes back, the problem is still there. For brakes, airbags and steering, see a trained mechanic.