Join Now
International Automotive Technicians Network

P1128 Diagnostic Trouble Code Discussion for June 2012

Closed Loop Fueling Not Achieved - Bank 1


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1128
Help Request Posted
1998 Toyota Land Cruiser 4.7L No Start, Surge, Stall VIN: JT3HT05J0W
P1128: ETCS Throttle Control Motor Lock Malfunction. After the repairs stated above, the engine was still hard to start and would not hold an idle. Ok, typical, I'm thinking it is the idle motor that so typically causes this on Toyotas. More much alarmingly, though, once the throttle blade passed %30 open (or s...
June 27, 2012
1998 Toyota Land Cruiser 4.7L No Start, Surge, Stall VIN: JT3HT05J0W
P1128: ETCS Throttle Control Motor Lock Malfunction. After the repairs stated above, the engine was still hard to start and would not hold an idle. Ok, typical, I'm thinking it is the idle motor that so typically causes this on Toyotas. More much alarmingly, though, once the throttle blade passed %30 open (or s...
June 27, 2012