Toyota Corolla (E170) 2014–2019 Owners Manual / Instrument cluster / Gauges and meters (multi-information display) / Multi-information display
Toyota Corolla (E170): Multi-information display
1 Outside temperature display
2 Driving monitor
3 Warning messages
4 Eco Driving Indicator Zone Display*
5 Trip information
6 Shift position and gear position indicator* (, 176)
*: Except vehicles with a manual transmission

Other materials:
Overhaul
1. Remove bench type rear seat cushion assy
Disengage the 2 clamps, and then remove the seat cushion.
2. Remove separate type rear seat back assy
lean the seat back forward.
remove the 2 clips.
remove the 2 bolts and seat back lh.
employ the same manner describ ...
On–vehicle inspection
1. Inspect speedometer
check the operation.
Using a speedometer tester, inspect the speedometer fro allowable
indication error and check
the operation of the odometer.
Reference:
Notice:
tire wear and tire over or under inflation will increase the indication error.
...
General information
There are many ecu controlled systems used in the corolla. In general, ecu
controlled system are considered
to be very intricate and require a high level of technical knowledge and expert
skill to troubleshoot.
The fact is, however, that if you proceed by inspecting the circuits one by one, ...


