Operation CHARM: Car repair manuals for everyone.

B1E4E






B1E4E - 3rd Row Seat Left Stow/Tailgate Position Sensor Circuit Low






For a complete wiring diagram, refer to.

When Monitored: Whenever the seat motor is activated.

Set Condition: If sensor voltage is below a specified range this DTC will set.






Test Step 1 - Test For Intermittent Condition

Turn the ignition ON.

With the scan tool, erase all DTCs.

Activate the seat switch of the affected positions three times.

With the scan tool, read DTCs.

Does the scan tool display this DTC as active?

Yes

Go to Test Step 2 => [ Test
Step 2 - Check the Left Seat Stow Position Sensor Supply Circuit Voltage ]

No

The condition that caused this symptom is currently not present. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also, inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals. Repair as necessary.

Perform Power Folding Seat System Verification Test. Refer to => Non - DTC Based Diagnostics. Power Folding Seat System Verification Test

Test Step 2 - Check the Left Seat Stow Position Sensor Supply Circuit Voltage






Turn the ignition OFF.

Disconnect the left power rear folding seat stow motor harness connector.

Turn the ignition ON.

Connect a voltmeter across the left seat stow position sensor supply circuit and the left seat stow position sensor return at the left power rear folding seat stow motor harness connector.

With the folding seat switch select the left seat.

Depress the stow position switch.

Is the voltage 10.0 volts?

Yes

Replace the left power rear folding seat stow motor assembly.

Perform Power Folding Seat System Verification Test. Refer to => Non - DTC Based Diagnostics. Power Folding Seat System Verification Test

No

Go to Test Step 3 => [ Test
Step 3 - Check the Left Seat Stow Position Sensor Supply Circuit for
a Short to Ground ]

Test Step 3 - Check the Left Seat Stow Position Sensor Supply Circuit for a Short to Ground






Turn the ignition OFF.

Disconnect the folding seat module C4 harness connector.

Measure the resistance of the left seat stow position sensor supply circuit between ground and to the other circuits at the left power rear folding seat stow motor harness connector.

Is there any continuity present?

Yes

Repair the left seat stow position sensor supply circuit for a short to ground or to another circuit.

Perform Power Folding Seat System Verification Test. Refer to => Non - DTC Based Diagnostics. Power Folding Seat System Verification Test

No

Replace the folding seat module.

Perform Power Folding Seat System Verification Test. Refer to => Non - DTC Based Diagnostics. Power Folding Seat System Verification Test