TSRM/MK3 Supra/Community Fixes
Repair ManualWiring DiagramsCommunity Fixes
← Back to fixes
Electrical

constant low voltage power to accessory circuits

Confirmed fixed in 21 forum threads. Open the originals on SupraForums for the full discussion.

VPC + S-AFC install problemThread →
low voltage to ECU after wiring installation
28 posts
1jz PROBLEMS!!!!!Thread →
stalling caused low voltage then rough idle
23 posts
Charging system @ 13.0v :(Thread →
charging voltage reading low
11 posts
Mysterious AFR issues at cruise.Thread →
low firing voltage at cruise
11 posts
Figure this one out. good luckThread →
throttle position sensor reading low voltage
10 posts
Charging woes continueThread →
low voltage charging after start
9 posts
a/c compressorThread →
A/C system low charge preventing compressor operation
9 posts
Help! Battery or Voltage Regulator?Thread →
low voltage at idle with accessory load
7 posts
charging problemThread →
low charging voltage when running
7 posts
AC system Low side too low & High side normalThread →
low pressure on low side of ac circuit
7 posts
Clock and Radio stays onThread →
constant low voltage power to accessory circuits
6 posts
Ignition problemsThread →
coil pack low voltage supply
6 posts
SAFC ProblemThread →
stalling after SAFC installation due to low voltage
6 posts
Warning lights, Light failure module?Thread →
multiple warning lights and low voltage
6 posts
power problemsThread →
low voltage and amperage readings
5 posts
can a low battery causeThread →
low voltage under load
5 posts
HEEELP electricalThread →
low voltage supply preventing engine start
5 posts
Battery light coming on...Thread →
low voltage indicated by battery light
5 posts
Voltage straight to the fuel pumpThread →
no start due to suspected low voltage
4 posts
Solved! Jzz30 remote start and Alarm wiring help!Thread →
module going into limp mode due to low voltage
2 posts
02 sensor problem...always reads 0.3 mV :(Thread →
o2 sensor reading consistently low voltage
1 post
constant low voltage power to accessory circuits — MK3 Supra Community Fixes | TSRM