C1544 (blink 44) on Toyota Corolla E120: Engine Tachometer Malfunction

Short answer: C1544 means “Engine Tachometer Malfunction”. The car’s computer has found a fault in the EMPS system and turns on the EPS (electric power steering) warning. First check: tachometer; Engine ECU or Engine and ECT ECU; EMPS ECU.

Code

C1544 · blink 44

System

EMPS

Dashboard light

EPS (electric power steering) warning

Applies to

Cars with electric power steering only. NOT fitted on PK cars: the EPC fig 4502 hydraulic vane pump covers ZZE12#..PKN and NZE120.

Market note

EMPS (electric power steering) is not fitted on PK cars; PK cars use hydraulic steering.

Confidence

high (official Toyota RM821E)

Source

toyotamanuals.gitlab.io

Symptoms and when it is set

1. Engine tachometer mulfunction

Likely causes

1. Tachometer; Engine ECU or Engine and ECT ECU; EMPS ECU

Related on this car

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

Same code on other cars

• C1544 · Toyota Passo (1st gen)
• C1544 on all cars compared

← C1542/42 C1545/45 →

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.