Dodge Nitro. Manual — part 632

3) (Z904) GROUND CIRCUIT OPEN

Measure the resistance of the appropriate (Z904) Ground circuit(s) at the Front Right Fog Lamp harness
connector.

Is the resistance below 10.0 ohms?

Yes

Replace the Inoperative bulb in accordance with the Service Information.

Perform BODY VERIFICATION TEST - VER 1 .

No

Repair the appropriate (Z904) Ground circuit(s) for an open.

Perform BODY VERIFICATION TEST - VER 1 .

4) CHECK (L90) FRONT RIGHT FOG LAMP CONTROL CIRCUIT

Turn the ignition on.

With a 12-volt test light connected to ground, check the (L90) Front Right Fog Lamp Control circuit.

Does the test light illuminate brightly with the fog lamp switch turned on, and shut off with the fog
lamps turned off?

Yes

Replace the Inoperative bulb in accordance with the Service Information.

Perform BODY VERIFICATION TEST - VER 1 .

No

Go to 5).

5) (L90) FRONT RIGHT FOG LAMP CONTROL CIRCUIT OPEN

Turn the ignition off.

Disconnect the TIPM C4 harness connector.

Measure the resistance of the (L90) Front Right Fog Lamp Control circuit between the Front Right Fog
Lamp assembly harness connector and the TIPM C4 connector.

Is the resistance below 10.0 ohms?

Yes

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Lamps/Lighting - Exterior - Electrical/Diagnostics - Nitro

Go to 6).

No

Repair the (L90) Front Right Fog Lamp Control circuit for an open.

Perform BODY VERIFICATION TEST - VER 1 .

6) (L90) FRONT RIGHT FOG LAMP CONTROL CIRCUIT SHORTED TO VOLTAGE

Turn the ignition on.

Measure the voltage of the (L90) Front Right Fog Lamp Control circuit.

Is there any voltage present?

Yes

Repair the (L90) Front Right Fog Lamp Control circuit for a short to voltage.

Perform BODY VERIFICATION TEST - VER 1 .

No

Replace the Totally Integrated Power Module (TIPM) in accordance with the Service Information.

Perform BODY VERIFICATION TEST - VER 1 .

B17B8-LEFT STOP LAMP CONTROL CIRCUIT OVERCURRENT

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article.

When Monitored:

Continuously.

Set Condition:

When the Totally Integrated Power Module (TIPM) detects a OVERCURRENT condition.

Diagnostic Test

1) INTERMITTENT CONDITION

Possible Causes

(L53) LEFT STOP LAMP CONTROL CIRCUIT SHORT TO GROUND
(L53) LEFT STOP LAMP CONTROL CIRCUIT SHORTED TO VOLTAGE
TOTALLY INTEGRATED POWER MODULE

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Lamps/Lighting - Exterior - Electrical/Diagnostics - Nitro

Turn the ignition on.

With the scan tool, clear all DTC's.

Turn the Left Turn Signals on.

With the scan tool, read DTC's.

Does the scan tool read active: B17B8-LEFT STOP LAMP CONTROL CIRCUIT
OVERCURRENT?

Yes

Go to 2).

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 BODY VERIFICATION TEST - VER 1 .

2) LEFT STOP LAMP BULB

Turn the ignition off.

Remove Left Stop Lamp Bulb.

Inspect the Left Stop Lamp Bulb.

Is the inoperative bulb OK?

Yes

Go to 3).

No

Replace the Inoperative bulb in accordance with the Service Information.

Perform BODY VERIFICATION TEST - VER 1 .

3) (L53) LEFT STOP LAMP CONTROL CIRCUIT SHORT TO GROUND

Disconnect the TIPM C7 harness connector.

Disconnect the Left Stop Lamp harness connector.

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Lamps/Lighting - Exterior - Electrical/Diagnostics - Nitro

Measure the resistance between ground and the (L53) Left Stop Lamp Control circuit.

Is the resistance above 10k ohms?

Yes

Go to 4).

No

Repair the (L53) Left Stop Lamp Control circuit for a short to ground.

Perform BODY VERIFICATION TEST - VER 1 .

4) (L53) LEFT STOP LAMP CONTROL CIRCUIT SHORTED TO VOLTAGE

Turn the ignition on.

Measure for voltage on the (L53) Left Stop Lamp Control circuit.

Is there any voltage present?

Yes

Repair the (L53) Left Stop Lamp Control circuit short to voltage.

Perform BODY VERIFICATION TEST - VER 1 .

No

Replace the Totally Integrated Power Module (TIPM) in accordance with the Service Information.

Perform BODY VERIFICATION TEST - VER 1 .

B17BA-HEADLAMP LEVELING MOTOR CONTROL CIRCUIT OVERCURRENT

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article.

When Monitored:

Continuously.

Set Condition:

When the Totally Integrated Power Module (TIPM) detects a OVERCURRENT condition.

Possible Causes

(L133) HEADLAMP LEVELING MOTOR CONTROL CIRCUIT SHORT TO GROUND
(L133) HEADLAMP LEVELING MOTOR CONTROL CIRCUIT SHORTED TO VOLTAGE

2007 Dodge Nitro R/T

2007 ACCESSORIES AND EQUIPMENT Lamps/Lighting - Exterior - Electrical/Diagnostics - Nitro