CorollaFix

B0135 (blink 73) on Toyota Corolla E120: Short in P/T Squib (LH) Circuit

Short answer: B0135 means “Short in P/T Squib (LH) Circuit”. The car’s computer has found a fault in the SRS system and turns on the SRS airbag warning. First check: workshop check order (RM821E): CHECK INSTRUMENT PANEL WIRE NO.3 -> CHECK AIR BAG SENSOR ASSYCENTER -> CHECK P/T SQUIB (LH).

Code
B0135 · blink 73
System
SRS
Dashboard light
SRS airbag warning
Applies to
Cars with airbags (SRS)
Confidence
high (official Toyota RM821E)
Source
toyotamanuals.gitlab.io

Symptoms and when it is set

  1. S Short circuit between PL+ wire harness and PL− wire har- ness of squib S P/T squib (LH) malfunction S Airbag sensor assembly malfunction

Likely causes

  1. Seat belt pretensioner (LH); Airbag sensor assembly; Wire harness

What to check, in order

  1. Workshop check order (RM821E): CHECK INSTRUMENT PANEL WIRE NO.3 -> CHECK AIR BAG SENSOR ASSYCENTER -> CHECK P/T SQUIB (LH)

Related on this car

← B0133/62 B0136/74 →

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.