Genie Z-60/34 Service Manual page 150

Section 5 • Fault Codes
FAULT CODES
Code Problem
TPS1 (Signal Voltage)
531
High
TPS1 (Signal Voltage)
532
Low
TPS2 (Signal Voltage)
533
High
TPS2 (Signal Voltage)
534
Low
TPS1 Higher than
535
TPS2
5 - 14
Cause
The #1 throttle position sensor
wiring and/or connections open
or shorted OR there is a poor
system ground connection OR
throttle position sensor #1 is
faulty.
The #1 throttle position sensor
wiring and/or connections open
or shorted OR there is a poor
system ground connection OR
throttle position sensor #1 is
faulty.
The #2 throttle position sensor
wiring and/or connections open
or shorted OR there is a poor
system ground connection OR
throttle position sensor #2 is
faulty.
The #2 throttle position sensor
wiring and/or connections open
or shorted OR there is a poor
system ground connection OR
throttle position sensor #2 is
faulty.
The throttle position sensor
wiring and/or connections for
either TPS1 or TPS2 open or
shorted OR there is a poor
system ground connection OR
one or both throttle position
sensors are faulty.
Genie Z-60/34
November 2003
Solution
Be sure system ground
connections are in place and
secure OR repair wiring
and/or connections to sensor
OR replace throttle position
sensor #1.
Be sure system ground
connections are in place and
secure OR repair wiring
and/or connections to sensor
OR replace throttle position
sensor #1.
Be sure system ground
connections are in place and
secure OR repair wiring
and/or connections to sensor
OR replace throttle position
sensor #2.
Be sure system ground
connections are in place and
secure OR repair wiring
and/or connections to sensor
OR replace throttle position
sensor #2.
Be sure engine harness wiring
and connections are in place
and secure OR repair wiring
and/or connections to one or
both TPS sensors OR replace
one or both TPS sensors.
Part No. 75861
REV A