IQ PLUS SYSTEM DISPLAY MODULE (IQDM SERIES 2) DIAGNOSTICS
Faults Menu
Page 12-10
2006 IQ Plus System Electric Vehicle Maintenance and Service Supplement
12
CONTROLLER
FAULT
TEST WHEN
CONTROLLER
RESPONSE
RECOVER WHEN
01 THROTTLE FAULT 1
Continuous
10
Condition clears
02 LOW BATTERY
VOLTAGE
Continuous
5
Condition clears
03 OVERVOLTAGE
Continuous
7
Condition clears
04 THERMAL CUTBACK
Continuous
5
Condition clears
06 HPD
KSI Off/On, F or R on
10
Throttle < 25%
07 MAIN WELDED
Contactor commanded open
4
Main or relay successfully
opened
08 RELAY WELDED
After Zero Speed Detect
sequenced
4
Main or relay successfully
opened
09 SPEED SENSOR FAULT
Throttle Applied, Arm PWM
> 50%
4
Speed pulses appear
10 MAIN DRIVER ON
Continuous while KSI is ON
4
Condition clears
11 MAIN COIL OPEN
Continuous while KSI is ON
3
Condition clears
12 MAIN DROPOUT
Throttle applied
3,12
Throttle applied
13 MOTOR STALL
Throttle applied
6
Speed pulses appear
14 MAIN DRIVER OFF
Throttle applied
3,10
Condition clears
15 RELAY DNC
WalkAway
2,13
Throttle applied
16 KEY SWITCH SRO
At controller power up
3
Cycle KSI
17 CURRENT SENSE
FAULT
KSI Off/On, Continuous
1,2,3
KSI Off/On when condition
cleared
18 M-SHORTED
Throttle Applied
1,2
20 DRIVER
OVERCURRENT
Continuous
1,2,3,11
Throttle Reapplied
21 PRECHARGE FAULT
Throttle Applied
1,2,3,11
Cycle KSI or Throttle reap-
plied
22 FIELD MISSING
Throttle Applied
2,10,11
Cycle KSI
23 RELAY DRIVER ON
Continuous
Condition clears
24 HW FAILSAFE
Throttle Applied
1,2,3,11
Cycle KSI
25 INCORRECT
PASSWORD
At power up, after SmartKey
codes entered
8,9
Cycle Tow/Run
26 CIRCUIT BRKR OPEN
Continuous
4
Condition Clears
27 MAX PASSWORD
TRIES
At power up, after SmartKey
codes entered
8
Cycle Tow/Run
29 RELAY DRVR OFF
WalkAway
2,13
Condition clears in Walk-
Away
30 RELAY COIL FAULT
Continuous
4
Condition clears