Honda ACCORD HYBRID 2005 Service Manual page 1254

EPS Components
D T C T r o u b l e s h o o t i n g I n d e x
DTC Detection Item Note
1 Power relay stuck ON (see page 17-29)
2 Fail-safe relay stuck ON (see page 17-29)
3 Lower FET (Motor drive transistor) stuck ON (see page 17-29)
4 Upper FET (Motor drive transistor) stuck ON (see page 17-30)
5 Open in the m o t o r w i r e harness (see page 17-31)
11 Difference of high voltage and lower voltage on the torque sensor (see page 17-33)
12 A p r o b l e m w i t h voltage for torque sensor PVF (see page 17-35)
13 A p r o b l e m w i t h average of voltage for torque sensor VS1 and VS2 (see page 17-33)
14 Open or short to body g r o u n d in the torque sensor circuit (see page 17-35) 14
A p r o b l e m w i t h the torque sensor initial (see page 17-35)
19 No w r i t i n g the torque sensor neutral position. (see page 17-37)
21 A p r o b l e m w i t h the voltage for IG1 (see page 17-37)
22
Excessive change of the vehicle speed sensor signal
(see page 17-38) 22
A p r o b l e m w i t h average for vehicle speed and engine speed (see page 17-38)
23 A p r o b l e m w i t h the circuit for engine speed signal (see page 17-38)
27
A p r o b l e m w i t h the ATP NP signal input (see page 17-40)
30 A p r o b l e m w i t h the s u b m i c r o c o m p u t e r (see page 17-41)
31 A p r o b l e m w i t h the initial current sensor offset (see page 17-41)
32
A p r o b l e m w i t h the main current sensor offset
(see page 17-41)
33 A p r o b l e m w i t h the current sensor (see page 17-41)
34 A p r o b l e m w i t h the main m i c r o c o m p u t e r (see page 17-41)
35
A p r o b l e m w i t h the s u b m i c r o c o m p u t e r
(see page 17-41)
36 A p r o b l e m w i t h the change of the m o t o r voltage
(see page 17-41)
37 A p r o b l e m w i t h the motor voltage (see page 17-42)
38 A p r o b l e m w i t h the t h e r m i s t o r signal (see page 17-41)
50 A p r o b l e m w i t h the CPU in the EPS control unit (see page 17-44)
51
A p r o b l e m w i t h the CPU in the EPS control unit (see page 17-44)
17-22