P1606

HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM: P1606-308,P1606-317: Collision Detection
P1606-317 - Collision Detection

DESCRIPTION

The hybrid vehicle control ECU receives a signal that indicates a collision from the airbag sensor assembly to detect a collision. After detecting a collision, the hybrid vehicle control ECU shuts off the high voltage systems for safety.





HINT
If P1606-308 or 317 is output, the vehicle cannot start unless the DTCs are cleared using the Techstream.

INSPECTION PROCEDURE

PROCEDURE

1. CHECK VEHICLE FOR COLLISION DAMAGE

(a) Check the vehicle condition.

Result:





B -- REPAIR VEHICLE
A -- Continue to next step.

2. CHECK DTC OUTPUT (HV)

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

(d) Check if DTCs are output.

Result:





(e) Turn the power switch off.

B -- GO TO DTC CHART Hybrid Control System
A -- Continue to next step.

3. CHECK SUPPLEMENTAL RESTRAINT SYSTEM

(a) Troubleshoot the airbag system How To Proceed With Troubleshooting.

Result:





B -- REPAIR MALFUNCTIONING PARTS, COMPONENT AND AREA
A -- Continue to next step.

4. CHECK INFORMATION CODE

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

(d) Access the freeze frame data of DTC P1606 and read the INF code.

Result:





(e) Turn the power switch off.

B -- CHECK DTC OUTPUT (HV)

A -- REPLACE AIR BAG SENSOR ASSEMBLY

5. CHECK DTC OUTPUT (HV)

(a) Connect the Techstream to the DLC3.

(b) Turn the power switch on (IG).

(c) Enter the following menus: Powertrain / Hybrid Control / Trouble Codes.

(d) Check if DTCs are output.

Result:









(e) Turn the power switch off.

B -- GO TO DTC CHART Hybrid Control System

A -- REPLACE HYBRID VEHICLE CONTROL ECU Components