A signalling fault occurred between Lorong Chuan and Caldecott on the Circle Line, causing delays for commuters during the morning peak hour on Friday, 21 May.
The Downtown Line was hit by a signalling fault during the evening peak hour on 28/12/2020, causing delays ranging from 15 to 20 minutes.
The Thomson-East Coast line suffered a signalling fault on the morning of Friday, 4 December 2020, with no services available on the entire line.
The Downtown Line was hit by a signalling fault early Wednesday morning, causing service delays from Bukit Panjang to Bedok.
SBS Transit apologised for not issuing any alerts when the Downtown Line was hit by a signalling fault on Thursday morning at Tampines West station.
The Downtown Line was hit by a signalling fault on Thursday morning, with the fault causing the entire line to be slowed.
In a tweet at 5:49am, SMRT asked commuters to add 30 minutes train travel time between Changi Airport and Tanah Merah stations.
Minister of Transport Khaw Boon Wan sets new rail network reliability target as MRT becomes three times as dependable as in 2015.
A power fault caused SMRT train services on the North-South and East-West lines to be affected late Wednesday night.
According to SMRT, two faults on the North-South Line on Thursday morning led to delays for commuters during the morning rush hour.
Commuters are feeling frustrated after recent train delays, with yesterday's service disruption following Tuesday's peak hour delays.
Yesterday's train disruptions, which affected tens of thousands of commuters, were blamed on a fault in a new signalling system being put through its paces.
Commuters once again experienced train delays along the North-South Line on Thursday morning, marking the third consecutive day of delays.
Signalling issues has caused major disruptions to service on the entire North-South Line, as well as the western part of the East-West Line.
Rail operator, SMRT, said a signalling fault caused train delays along the North-South Line yesterday resulting in extra 30 minutes of travel time.
Commuters reacted angrily online; some said they had been stuck for longer than 20 minutes, others reacted in disbelief at the frequency of the breakdowns.
Engineers at the Defence Science and Technology Agency may have cracked the mystery of the signal fault that crippled train service on the Circle Line.
Train signalling issues may continue to cause service delays as upgrades to the system will only be completed in 2016 at the earliest.