PRE-CRASH SAFETY SYSTEM FAIL-SAFE CHART

Tech Tips

The pre-crash safety system fail-safe functions and details are indicated in the table below.

PCS OFF Warning Light Status Malfunction Status Detection DTC Fail-safe Operation Fail-safe Mode Deactivation Condition
Blinking Pre-crash safety system malfunction

  • C1A47

  • C1A48

  • C1A50

  • C1A62

  • C1A63

  • C1AA0

  • C1AA3

  • C1AA4

  • C1AA5

  • C1AA7*2

  • C1AA8

  • C1AA9

  • C1AAA

  • C1AAF*1

 Pre-crash safety system is disabled Ignition switch is turned off or system returns to normal and DTCs are cleared

  • C1A4B

  • U0123

  • U0126

  • U0129

  • U0155*1

  • U023A

  • U0293

 Pre-crash safety system is disabled System returns to normal
Blinking or illuminates Abnormal pre-crash safety system voltage - Pre-crash safety system control is stopped Pre-crash safety system voltage returns to normal
Blinking or illuminates Pre-crash safety city sensor temperature is extremely high after vehicle is parked in hot weather - Pre-crash safety system control is stopped Pre-crash safety city sensor temperature decreases to operational temperature
Blinking or illuminates Front of pre-crash safety city sensor or windshield is dirty - Pre-crash safety system control is stopped Front of pre-crash safety city sensor or windshield is cleaned